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8th Edition

James Stewart

Publisher: Cengage Learning

ISBN: 9781285740621

Chapter 2.R, Problem 79E

Textbook Problem

A balloon is rising at a constant speed of 5 ft/s. A boy is cycling along a straight road at a speed of 15 ft/s. When he passes under the balloon, it is 45 ft above him. How fast is the distance between the boy and the balloon increasing 3 s later?

Calculus (MindTap Course List)

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Ch. 2.1 - A curve has equation y=f(x). a Write an expression...Ch. 2.1 - Graph the curve y=sinx in the viewing rectangles...Ch. 2.1 - a Find the slope of the tangent line to the...Ch. 2.1 - a Find the slope of the tangent line to the curve...Ch. 2.1 - Find an equation of the tangent line to the curve...Ch. 2.1 - Find an equation of the tangent line to the curve...Ch. 2.1 - Find an equation of the tangent line to the curve...Ch. 2.1 - Find an equation of the tangent line to the curve...Ch. 2.1 - a Find the slope of the tangent to the curve...Ch. 2.1 - a Find the slope of the tangent to the curve y=1/x...

Ch. 2.1 - a A particle starts by moving to the right along a...Ch. 2.1 - Shown are graphs of the position functions of two...Ch. 2.1 - If a ball is thrown into the air with a velocity...Ch. 2.1 - If a rock is thrown upward on the planet Mars with...Ch. 2.1 - The displacement in meters of a particle moving in...Ch. 2.1 - The displacement in feet of a particle moving in a...Ch. 2.1 - For the function g whose graph is given, arrange...Ch. 2.1 - The graph of a function f is shown. a Find the...Ch. 2.1 - For the function f graphed in Exercise 18: a...Ch. 2.1 - Find an equation of the tangent line to the graph...Ch. 2.1 - If an equation of the tangent line to the curve...Ch. 2.1 - If the tangent line to y=f(x) at 4, 3 passes...Ch. 2.1 - Sketch the graph of a function f for which f(0)=0,...Ch. 2.1 - Sketch the graph of a function g for which...Ch. 2.1 - Sketch the graph of a function g that is...Ch. 2.1 - Sketch the graph of a function f where the domain...Ch. 2.1 - If f(x)=3x2x3, find f(1) and use it to find an...Ch. 2.1 - If g(x)=x42, find g(1) and use it to find an...Ch. 2.1 - a If F(x)=5x/(1+x2), find F(2) and use it to find...Ch. 2.1 - a If G(x)=4x2x3, find G(a) and use it to find...Ch. 2.1 - Find f(a). f(x)=3x24x+1Ch. 2.1 - Find f(a). f(t)=2t3+tCh. 2.1 - Find f(a). f(x)=2t+1t+3Ch. 2.1 - Find f(a). f(x)=x2Ch. 2.1 - Find f(a). f(x)=12xCh. 2.1 - Find f(a). f(x)=41xCh. 2.1 - Each limit represents the derivative of some...Ch. 2.1 - Each limit represents the derivative of some...Ch. 2.1 - Each limit represents the derivative of some...Ch. 2.1 - Each limit represents the derivative of some...Ch. 2.1 - Each limit represents the derivative of some...Ch. 2.1 - Each limit represents the derivative of some...Ch. 2.1 - A particle moves along a straight line with...Ch. 2.1 - A particle moves along a straight line with...Ch. 2.1 - A warm can of soda is placed in a cold...Ch. 2.1 - A roast turkey is taken from an oven when its...Ch. 2.1 - Researchers measured the average blood alcohol...Ch. 2.1 - The number N of locations of a popular coffeehouse...Ch. 2.1 - The table shows world average daily oil...Ch. 2.1 - The table shows values of the viral load V(t) in...Ch. 2.1 - The cost in dollars of producing x units of a...Ch. 2.1 - If a cylindrical tank holds 100, 000 gallons of...Ch. 2.1 - The cost of producing x ounces of gold from a new...Ch. 2.1 - The number of bacteria after t hours in a...Ch. 2.1 - Let H(t) be the daily cost in dollars to heat an...Ch. 2.1 - The quantity in pounds of a gourmet ground coffee...Ch. 2.1 - The quantity of oxygen that can dissolve in water...Ch. 2.1 - The graph shows the influence of the temperature T...Ch. 2.1 - Determine whether f(0) exists....Ch. 2.1 - Determine whether f(0) exists....Ch. 2.1 - a Graph the function f(x)=sinx11000sin(1000x) in...Ch. 2.2 - Use the given graph to estimate the value of each...Ch. 2.2 - Use the given graph to estimate the value of each...Ch. 2.2 - Match the graph of each function in ab with the...Ch. 2.2 - Trace or copy the graph of the given function f....Ch. 2.2 - Trace or copy the graph of the given function f....Ch. 2.2 - Trace or copy the graph of the given function f....Ch. 2.2 - Trace or copy the graph of the given function f....Ch. 2.2 - Trace or copy the graph of the given function f....Ch. 2.2 - Trace or copy the graph of the given function f....Ch. 2.2 - Trace or copy the graph of the given function f....Ch. 2.2 - Trace or copy the graph of the given function f....Ch. 2.2 - Shown is the graph of the population function P(t)...Ch. 2.2 - A rechargeable battery is plugged into a charger....Ch. 2.2 - The graph from the US Department of Energy shows...Ch. 2.2 - The graph shows how the average age M of first...Ch. 2.2 - Make a careful sketch of the graph of the sine...Ch. 2.2 - Let f(x)=x2. a Estimate the values of...Ch. 2.2 - Let f(x)=x3. a Estimate the values of...Ch. 2.2 - Find the derivative of the function using the...Ch. 2.2 - Find the derivative of the function using the...Ch. 2.2 - Find the derivative of the function using the...Ch. 2.2 - Find the derivative of the function using the...Ch. 2.2 - Find the derivative of the function using the...Ch. 2.2 - Find the derivative of the function using the...Ch. 2.2 - Find the derivative of the function using the...Ch. 2.2 - Find the derivative of the function using the...Ch. 2.2 - Find the derivative of the function using the...Ch. 2.2 - Find the derivative of the function using the...Ch. 2.2 - Find the derivative of the function using the...Ch. 2.2 - a Sketch the graph of f(x)=6x by starting with the...Ch. 2.2 - a If f(x)=x4+2x, find f(x). b Check to see that...Ch. 2.2 - a If f(x)=x+1/x, find f(x). b Check to see that...Ch. 2.2 - The unemployment rate U(t) varies with time. The...Ch. 2.2 - The table gives the number N(t), measured in...Ch. 2.2 - The table gives the height as time passes of a...Ch. 2.2 - Water temperature affects the growth rate of brook...Ch. 2.2 - Let P represent the percentage of a citys...Ch. 2.2 - Suppose N is the number of people in the United...Ch. 2.2 - The graph of f is given. State, with reasons, the...Ch. 2.2 - The graph of f is given. State, with reasons, the...Ch. 2.2 - The graph of f is given. State, with reasons, the...Ch. 2.2 - The graph of f is given. State, with reasons, the...Ch. 2.2 - Graph the function f(x)=x+|x|. Zoom in repeatedly,...Ch. 2.2 - Zoom in toward the points (1,0),(0,1),and(1,0) on...Ch. 2.2 - The graphs of a function f and its derivative f...Ch. 2.2 - The graphs of a function f and its derivative f...Ch. 2.2 - The figure shows the graphs of f,f,andf. Identify...Ch. 2.2 - The figure shows graphs of f,f,f,andf. Identify...Ch. 2.2 - The figure shows the graphs of three functions....Ch. 2.2 - The figure shows the graphs of four functions. One...Ch. 2.2 - Use the definition of a derivative to find f(x)...Ch. 2.2 - Use the definition of a derivative to find f(x)...Ch. 2.2 - If f(x)=2x2x3, find f(x),f(x),f(x),andf(4)(x)....Ch. 2.2 - a The graph of a position function of a car is...Ch. 2.2 - Let f(x)=x3 a If a0, use Equation 2.1.5 to find...Ch. 2.2 - a If g(x)=x2/3, show that g(0) does not exist. b...Ch. 2.2 - Show that the function f(x)=|x6| is not...Ch. 2.2 - Where is the greatest integer function f(x)=x not...Ch. 2.2 - a Sketch the graph of the function f(x)=|x|. b For...Ch. 2.2 - a Sketch the graph of the function g(x)=x+|x|. b...Ch. 2.2 - Recall that a function f is called even if...Ch. 2.2 - The left-hand and right-hand derivatives of f at a...Ch. 2.2 - Nick starts jogging and runs faster and faster for...Ch. 2.2 - When you turn on a hot-water faucet, the...Ch. 2.2 - Let l be the tangent line to the parabola y=x2 at...Ch. 2.3 - Differentiate the function. f(x)=240Ch. 2.3 - Differentiate the function. f(x)=2Ch. 2.3 - Differentiate the function. f(x)=5.2x+2.3Ch. 2.3 - Differentiate the function. g(x)=74x23x+12Ch. 2.3 - Differentiate the function. f(t)=2t33t24tCh. 2.3 - Differentiate the function. f(t)=1.4t52.5t2+6.7Ch. 2.3 - Differentiate the function. g(x)=x2(12x)Ch. 2.3 - Differentiate the function. H(u)=(3u1)(u+2)Ch. 2.3 - Differentiate the function. g(t)=2t3/4Ch. 2.3 - Differentiate the function. B(y)=cy6Ch. 2.3 - Differentiate the function. F(r)=5r3Ch. 2.3 - Differentiate the function. y=x5/3x2/3Ch. 2.3 - Differentiate the function. S(p)=ppCh. 2.3 - Differentiate the function. y=x3(2+x)Ch. 2.3 - Differentiate the function. R(a)=(3a+1)2Ch. 2.3 - Differentiate the function. S(R)=4R2Ch. 2.3 - Differentiate the function. y=x2+4x+3xCh. 2.3 - Differentiate the function. y=x+xx2Ch. 2.3 - Differentiate the function. G(q)=(1+q1)2Ch. 2.3 - Differentiate the function. G(t)=5t+7tCh. 2.3 - Differentiate the function. u=(1t1t)2Ch. 2.3 - Differentiate the function. D(t)=1+16t2(4t)3Ch. 2.3 - Find the derivative of f(x)=(1+2x2)(xx2) in two...Ch. 2.3 - Find the derivative of the function F(x)=x45x3+xx2...Ch. 2.3 - Differentiate. f(x)=(5x22)(x3+3x)Ch. 2.3 - Differentiate. B(u)=(u3+1)(2u24u1)Ch. 2.3 - Differentiate. F(y)=(1y23y4)(y+5y3)Ch. 2.3 - Differentiate. J(v)=(v32v)(v4+v2)Ch. 2.3 - Differentiate. g(x)=1+2x34xCh. 2.3 - Differentiate. h(t)=6t+16t1Ch. 2.3 - Differentiate. y=x2+1x31Ch. 2.3 - Differentiate. y=1t3+2t21Ch. 2.3 - Differentiate. y=t3+3tt24t+3Ch. 2.3 - Differentiate. y=(u+2)21uCh. 2.3 - Differentiate. y=sss2Ch. 2.3 - Differentiate. y=x2+xCh. 2.3 - Differentiate. f(t)=t3t3Ch. 2.3 - Differentiate. y=cx1+cxCh. 2.3 - Differentiate. F(x)=2x5+x46xx3Ch. 2.3 - Differentiate. A(v)=v2/3(2v2+1v2)Ch. 2.3 - Differentiate. G(y)=BAy3+BCh. 2.3 - Differentiate. F(t)=AtBt2+Ct3Ch. 2.3 - Differentiate. f(x)=xx+cxCh. 2.3 - Differentiate. f(x)=ax+bcx+dCh. 2.3 - The general polynomial of degree n has the form...Ch. 2.3 - Find f(x). Compare the graphs of f and f and use...Ch. 2.3 - Find f(x). Compare the graphs of f and f and use...Ch. 2.3 - Find f(x). Compare the graphs of f and f and use...Ch. 2.3 - a Graph the function f(x)=x43x36x2+7x+30 in the...Ch. 2.3 - a Graph the function g(x)=x2/(x2+1) in the viewing...Ch. 2.3 - Find an equation of the tangent line to the curve...Ch. 2.3 - Find an equation of the tangent line to the curve...Ch. 2.3 - a The curve y=1/(1+x2) is called a witch of Maria...Ch. 2.3 - a The curve y=x/(1+x2) is called a serpentine....Ch. 2.3 - Find equations of the tangent line and normal line...Ch. 2.3 - Find equations of the tangent line and normal line...Ch. 2.3 - Find equations of the tangent line and normal line...Ch. 2.3 - Find equations of the tangent line and normal line...Ch. 2.3 - Find the first and second derivatives of the...Ch. 2.3 - Find the first and second derivatives of the...Ch. 2.3 - Find the first and second derivatives of the...Ch. 2.3 - Find the first and second derivatives of the...Ch. 2.3 - The equation of motion of a particle is s=t33t,...Ch. 2.3 - The equation of motion of a particle is...Ch. 2.3 - Biologists have proposed a cubic polynomial to...Ch. 2.3 - The number of tree species S in a given area A in...Ch. 2.3 - Boyles Law states that when a sample of gas is...Ch. 2.3 - Car tires need to be inflated properly because...Ch. 2.3 - Suppose that f(5)=1,f(5)=6,g(5)=3,andg(5)=2. Find...Ch. 2.3 - Suppose that f(4)=2,g(4)=5,f(4)=6,andg(4)=3.Find...Ch. 2.3 - If f(x)=xg(x), where g(4)=8andg(4)=7, find f(4).Ch. 2.3 - If h(2)=4andh(2)=3, find ddx(h(x)x)|x=2Ch. 2.3 - If f and g are the functions whose graphs are...Ch. 2.3 - Let p(x)=F(x)G(x)andQ(x)=F(x)/G(x), where F and G...Ch. 2.3 - If g is a differentiable function, find an...Ch. 2.3 - If f is a differentiable function, find an...Ch. 2.3 - Find the points on the curve y=2x3+3x212x+1 where...Ch. 2.3 - For what values of x does the graph of...Ch. 2.3 - Show that the curve y=6x3+5x3 has no tangent line...Ch. 2.3 - Find an equation of the tangent line to the curve...Ch. 2.3 - Find equations of both lines that are tangent to...Ch. 2.3 - Find equations of the tangent lines to the curve...Ch. 2.3 - Find an equation of the normal line to the curve...Ch. 2.3 - Where does the normal line to the parabola y=x21...Ch. 2.3 - Draw a diagram to show that there are two tangent...Ch. 2.3 - a Find equations of both lines through the point...Ch. 2.3 - a Use the Product Rule twice to prove that if f,...Ch. 2.3 - Find the nth derivative of each function by...Ch. 2.3 - Find a second-degree polynomial P such that...Ch. 2.3 - The equation y+y2y=x2 is called a differential...Ch. 2.3 - Find a cubic function y=ax3+bx2+cx+d whose graph...Ch. 2.3 - Find a parabola with equation y=ax2+bx+c that has...Ch. 2.3 - In this exercise we estimate the rate at which the...Ch. 2.3 - A manufacturer produces bolts of a fabric with a...Ch. 2.3 - The Michaelis-Menten equation for the enzyme...Ch. 2.3 - The biomass Bt of a fish population is the total...Ch. 2.3 - Let f(x)={x2+1ifx1x+1ifx1 Is f differentiable at...Ch. 2.3 - At what numbers is the following function g...Ch. 2.3 - a For what values of x is the function f(x)=|x29|...Ch. 2.3 - Where is the function h(x)=|x1|+|x+2|...Ch. 2.3 - For what values of a and b is the line 2x+y=b...Ch. 2.3 - a If F(x)=f(x)g(x) where f and g have derivatives...Ch. 2.3 - Find the value of c such that the line y=32x+6 is...Ch. 2.3 - Let f(x)={x2ifx2mx+bifx2 Find the values of m and...Ch. 2.3 - An easy proof of the Quotient Rule can be given if...Ch. 2.3 - A tangent line is drawn to the hyperbola xy=c at a...Ch. 2.3 - Evaluate limx1x10001x1Ch. 2.3 - Draw a diagram showing two perpendicular lines...Ch. 2.3 - If c12, how many lines through the point 0, c are...Ch. 2.3 - Sketch the parabolas y=x2 and y=x22x+2 Do you...Ch. 2.4 - Differentiate. f(x)=x2sinxCh. 2.4 - Differentiate. f(x)=xcosx+2tanxCh. 2.4 - Differentiate. f(x)=3cotx2cosxCh. 2.4 - Differentiate. y=2secxcscxCh. 2.4 - Differentiate. y=sectanCh. 2.4 - Differentiate. g(t)=4sect+tantCh. 2.4 - Differentiate. y=ccost+t2sintCh. 2.4 - Differentiate. y=u(acosu+bcotu)Ch. 2.4 - Differentiate. y=x2tanxCh. 2.4 - Differentiate. y=sincosCh. 2.4 - Differentiate. f()=sin1+cosCh. 2.4 - Differentiate. y=cosx1sinxCh. 2.4 - Differentiate. y=tsint1+tCh. 2.4 - Differentiate. y=sint1+tantCh. 2.4 - Differentiate. f()=cossinCh. 2.4 - Differentiate. y=x2sinxtanxCh. 2.4 - Prove that ddx(cscx)=cscxcotx.Ch. 2.4 - Prove that ddx(secx)=secxtanx.Ch. 2.4 - Prove that ddx(cotx)=csc2x.Ch. 2.4 - Prove, using the definition of derivative, that if...Ch. 2.4 - Find an equation of the tangent line to the curve...Ch. 2.4 - Find an equation of the tangent line to the curve...Ch. 2.4 - Find an equation of the tangent line to the curve...Ch. 2.4 - Find an equation of the tangent line to the curve...Ch. 2.4 - a Find an equation of the tangent line to the...Ch. 2.4 - a Find an equation of the tangent line to the...Ch. 2.4 - a If f(x)=secxx find f(x). b Check to see that...Ch. 2.4 - a If f(x)=xsinx find f(x). b Check to see that...Ch. 2.4 - If H()=sin, find H() and H().Ch. 2.4 - If f(t)=sect, find f"(/4)Ch. 2.4 - a Use the Quotient Rule to differentiate the...Ch. 2.4 - Suppose f(/3)=4 and f(/3)=2, and let g(x)=f(x)sinx...Ch. 2.4 - For what values of x does the graph of...Ch. 2.4 - Find the points on the curve y=(cosx)/(2+sinx) at...Ch. 2.4 - A mass on a spring vibrates horizontally on a...Ch. 2.4 - An elastic band is hung on a hook and a mass is...Ch. 2.4 - A ladder 10 ft long rests against a vertical wall....Ch. 2.4 - An object with weight W is dragged along a...Ch. 2.4 - Find the limit. limx0sin5x3xCh. 2.4 - Find the limit. limx0sinxsinxCh. 2.4 - Find the limit. limt0tan6tsin2tCh. 2.4 - Find the limit. lim0cos1sinCh. 2.4 - Find the limit. limx0sin3x5x34xCh. 2.4 - Find the limit. limx0sin3xsin5xx2Ch. 2.4 - Find the limit. lim0sin+tanCh. 2.4 - Find the limit. limx0cscxsin(sinx)Ch. 2.4 - Find the limit. lim0cos122Ch. 2.4 - Find the limit. limx0sin(x2)xCh. 2.4 - Find the limit. limx/41tanxsinxcosxCh. 2.4 - Find the limit. limx1sin(x1)x2+x2Ch. 2.4 - Find the given derivative by finding the first few...Ch. 2.4 - Find the given derivative by finding the first few...Ch. 2.4 - Find constants A and B such that the function...Ch. 2.4 - Evaluate limx0xsin1x and illustrate by graphing...Ch. 2.4 - Differentiate each trigonometric identity to...Ch. 2.4 - A semicircle with diameter PQ sits on an isosceles...Ch. 2.4 - The figure shows a circular arc of length .s and a...Ch. 2.4 - Let f(x)=x1cos2x. a Graph f What type of...Ch. 2.5 - Write the composite function in the form f(g(x))....Ch. 2.5 - Write the composite function in the form f(g(x))....Ch. 2.5 - Write the composite function in the form f(g(x))....Ch. 2.5 - Write the composite function in the form f(g(x))....Ch. 2.5 - Write the composite function in the form f(g(x))....Ch. 2.5 - Write the composite function in the form f(g(x))....Ch. 2.5 - Find the derivative of the function....Ch. 2.5 - Find the derivative of the function....Ch. 2.5 - Find the derivative of the function. f(x)=5x+1Ch. 2.5 - Find the derivative of the function....Ch. 2.5 - Find the derivative of the function....Ch. 2.5 - Find the derivative of the function. f(x)=1x213Ch. 2.5 - Find the derivative of the function. f()=cos(2)Ch. 2.5 - Find the derivative of the function. g()=cos2Ch. 2.5 - Find the derivative of the function. h(v)=v1+v23Ch. 2.5 - Find the derivative of the function. f(t)=tsintCh. 2.5 - Find the derivative of the function....Ch. 2.5 - Find the derivative of the function....Ch. 2.5 - Find the derivative of the function....Ch. 2.5 - Find the derivative of the function....Ch. 2.5 - Find the derivative of the function....Ch. 2.5 - Find the derivative of the function. y=(x+1x)5Ch. 2.5 - Find the derivative of the function. y=xx+1Ch. 2.5 - Find the derivative of the function....Ch. 2.5 - Find the derivative of the function. h()=tan(2sin)Ch. 2.5 - Find the derivative of the function. f(t)=tt2+4Ch. 2.5 - Find the derivative of the function. y=cosx1+sinxCh. 2.5 - Find the derivative of the function. F(t)=t2t3+1Ch. 2.5 - Find the derivative of the function....Ch. 2.5 - Find the derivative of the function....Ch. 2.5 - Find the derivative of the function. y=cos(sec4x)Ch. 2.5 - Find the derivative of the function. J()=tan2(n)Ch. 2.5 - Find the derivative of the function. y=sin1+x2Ch. 2.5 - Find the derivative of the function. y=sin(1+x2)Ch. 2.5 - Find the derivative of the function....Ch. 2.5 - Find the derivative of the function. y=xsin1xCh. 2.5 - Find the derivative of the function. y=cot2(sin)Ch. 2.5 - Find the derivative of the function. y=sin(t+cost)Ch. 2.5 - Find the derivative of the function....Ch. 2.5 - Find the derivative of the function....Ch. 2.5 - Find the derivative of the function. y=x+xCh. 2.5 - Find the derivative of the function. y=x+x+xCh. 2.5 - Find the derivative of the function....Ch. 2.5 - Find the derivative of the function. y=cos4(sin3x)Ch. 2.5 - Find the derivative of the function....Ch. 2.5 - Find the derivative of the function....Ch. 2.5 - Find y and y" y=cos(sin3)Ch. 2.5 - Find y and y" y=1(1+tanx)2Ch. 2.5 - Find y and y" y=1sectCh. 2.5 - Find y and y" y=4xx+1Ch. 2.5 - Find an equation of the tangent line to the curve...Ch. 2.5 - Find an equation of the tangent line to the curve...Ch. 2.5 - Find an equation of the tangent line to the curve...Ch. 2.5 - Find an equation of the tangent line to the curve...Ch. 2.5 - a Find an equation of the tangent line to the...Ch. 2.5 - a The curve y=|x|/2x2 is called a bullet-nose...Ch. 2.5 - a If f(x)=x2x2, find f(x). b Check to see that...Ch. 2.5 - The function f(x)=sin(x+sin2x),0x, arises in...Ch. 2.5 - Find all points on the graph of the function...Ch. 2.5 - At what point on the curve y=1+2x is the tangent...Ch. 2.5 - If F(x)=f(g(x)), where f(2)=8, f(2)=4, f(5)=3,...Ch. 2.5 - If h(x)=4+3f(x), where f(1)=7 and f(1)=4, find h1.Ch. 2.5 - A table of values for f, g, f, and g is given. x...Ch. 2.5 - Let f and g be the functions in Exercise 63. a If...Ch. 2.5 - If f and g are the functions whose graphs are...Ch. 2.5 - If f is the function whose graph is shown, let...Ch. 2.5 - If g(x)=f(x), where the graph of f is shown,...Ch. 2.5 - Suppose f is differentiable on and is a real...Ch. 2.5 - Let r(x)=f(g(h(x))), where h(1)=2, g(2)=3, h(1)=4,...Ch. 2.5 - If g is a twice differentiable function and...Ch. 2.5 - If F(x)=f(3f(4f(x))), where f(0)=0 and f(0)=2,...Ch. 2.5 - If F(x)=f(xf(xf(x))), where f(1)=2, f(2)=3,...Ch. 2.5 - Find the given derivative by finding the first few...Ch. 2.5 - Find the given derivative by finding the first few...Ch. 2.5 - The displacement of a particle on a vibrating...Ch. 2.5 - If the equation of motion of a particle is given...Ch. 2.5 - A Cepheid variable star is a star whose brightness...Ch. 2.5 - In Example 1.3.4 we arrived at a model for the...Ch. 2.5 - A particle moves along a straight line with...Ch. 2.5 - Air is being pumped into a spherical weather...Ch. 2.5 - Computer algebra systems have commands that...Ch. 2.5 - a Use a CAS to differentiate the function...Ch. 2.5 - Use the Chain Rule to prove the following. a The...Ch. 2.5 - Use the Chain Rule and the Product Rule to give an...Ch. 2.5 - a If n is a positive integer, prove that...Ch. 2.5 - Suppose y=f(x) is a curve that always lies above...Ch. 2.5 - Use the Chain Rule to show that if 6 is measured...Ch. 2.5 - a Write |x|=x2 and use the Chain Rule to show that...Ch. 2.5 - If y=f(u) and u=g(x), where f and g are twice...Ch. 2.5 - If y=f(u) and u=g(x), where f and g possess third...Ch. 2.6 - a Find y by implicit differentiation. b Solve the...Ch. 2.6 - a Find y by implicit differentiation. b Solve the...Ch. 2.6 - a Find y by implicit differentiation. b Solve the...Ch. 2.6 - a Find y by implicit differentiation. b Solve the...Ch. 2.6 - Find dy/dx by implicit differentiation. x24xy+y2=4Ch. 2.6 - Find dy/dx by implicit differentiation. 2x2+xyy2=2Ch. 2.6 - Find dy/dx by implicit differentiation....Ch. 2.6 - Find dy/dx by implicit differentiation. x3xy2+y3=1Ch. 2.6 - Find dy/dx by implicit differentiation. x2x+y=y2+1Ch. 2.6 - Find dy/dx by implicit differentiation....Ch. 2.6 - Find dy/dx by implicit differentiation....Ch. 2.6 - Find dy/dx by implicit differentiation....Ch. 2.6 - Find dy/dx by implicit differentiation. x+y=x4+y4Ch. 2.6 - Find dy/dx by implicit differentiation....Ch. 2.6 - Find dy/dx by implicit differentiation....Ch. 2.6 - Find dy/dx by implicit differentiation. xy=x2+y2Ch. 2.6 - Find dy/dx by implicit differentiation. xy=1+x2yCh. 2.6 - Find dy/dx by implicit differentiation....Ch. 2.6 - Find dy/dx by implicit differentiation....Ch. 2.6 - Find dy/dx by implicit differentiation....Ch. 2.6 - If f(x)+x2[f(x)]3=10 and f(1)=2, find f(1).Ch. 2.6 - If g(x)+xsing(x)=x2, find g(0).Ch. 2.6 - Regard y as the independent variable and x as the...Ch. 2.6 - Regard y as the independent variable and x as the...Ch. 2.6 - Use implicit differentiation to find an equation...Ch. 2.6 - Use implicit differentiation to find an equation...Ch. 2.6 - Use implicit differentiation to find an equation...Ch. 2.6 - Use implicit differentiation to find an equation...Ch. 2.6 - Use implicit differentiation to find an equation...Ch. 2.6 - Use implicit differentiation to find an equation...Ch. 2.6 - Use implicit differentiation to find an equation...Ch. 2.6 - Use implicit differentiation to find an equation...Ch. 2.6 - a The curve with equation y2=5x4x2 is called a...Ch. 2.6 - a The curve with equation y2=x2+3x2 is called the...Ch. 2.6 - Find y by implicit differentiation. x2+4y2=4Ch. 2.6 - Find y by implicit differentiation. x2+xy+y2=3Ch. 2.6 - Find y by implicit differentiation. siny+cosx=1Ch. 2.6 - Find y by implicit differentiation. x3y3=7Ch. 2.6 - If xy+y3=1, find the value of y at the point where...Ch. 2.6 - If x2+xy+y3=1, find the value of y at the point...Ch. 2.6 - Fanciful shapes can be created by using the...Ch. 2.6 - a The curve with equation 2y3+y2y5=x42x3+x2 has...Ch. 2.6 - Find the points on the lemniscuses in Exercise 31...Ch. 2.6 - Show by implicit differentiation that the tangent...Ch. 2.6 - Find an equation of the tangent line to the...Ch. 2.6 - Show that the sum of the x- and y-intercepts of...Ch. 2.6 - Show, using implicit differentiation, that any...Ch. 2.6 - The Power Rule can be proved using implicit...Ch. 2.6 - Two curves are orthogonal if their tangent lines...Ch. 2.6 - Two curves are orthogonal if their tangent lines...Ch. 2.6 - Two curves are orthogonal if their tangent lines...Ch. 2.6 - Two curves are orthogonal if their tangent lines...Ch. 2.6 - Show that the ellipse x2/a2+y2/b2=1 and the...Ch. 2.6 - Find the value of the number a such that the...Ch. 2.6 - a The van der Waals equation for n moles of a gas...Ch. 2.6 - a Use implicit differentiation to find y if b Plot...Ch. 2.6 - The equation x2xy+y2=3 represents a rotated...Ch. 2.6 - a Where does the normal line to the ellipse...Ch. 2.6 - Find all points on the curve x2y2+xy=2 where the...Ch. 2.6 - Find equations of both the tangent lines to the...Ch. 2.6 - The Bessel function of order 0, y=J(x) satisfies...Ch. 2.6 - The figure shows a lamp located three units to the...Ch. 2.7 - A particle moves according to a law of motion...Ch. 2.7 - A particle moves according to a law of motion...Ch. 2.7 - A particle moves according to a law of motion...Ch. 2.7 - A particle moves according to a law of motion...Ch. 2.7 - Graphs of the velocity functions of two particles...Ch. 2.7 - Graphs of the position functions of two particles...Ch. 2.7 - The height in meters of a projectile shot...Ch. 2.7 - If a ball is thrown vertically upward with a...Ch. 2.7 - If a rock is thrown vertically upward from the...Ch. 2.7 - A particle moves with position function...Ch. 2.7 - a A company makes computer chips from square...Ch. 2.7 - a Sodium chlorate crystals are easy to grow in the...Ch. 2.7 - a Find the average rate of change of the area of a...Ch. 2.7 - A stone is dropped into a lake, creating a...Ch. 2.7 - A spherical balloon is being inflated. Find the...Ch. 2.7 - a The volume of a growing spherical cell is...Ch. 2.7 - The mass of the part of a metal rod that lies...Ch. 2.7 - If a tank holds 5000 gallons of water, which...Ch. 2.7 - The quantity of charge Q in coulombs C that has...Ch. 2.7 - Newtons Law of Gravitation says that the magnitude...Ch. 2.7 - The force F acting on a body with mass m and...Ch. 2.7 - Some of the highest tides in the world occur in...Ch. 2.7 - Boyles Law states that when a sample of gas is...Ch. 2.7 - If, in Example 4, one molecule of the product C is...Ch. 2.7 - The table gives the population of the world Pt, in...Ch. 2.7 - The table shows how the average age of first...Ch. 2.7 - Refer to the law of laminar flow given in Example...Ch. 2.7 - The frequency of vibrations of a vibrating violin...Ch. 2.7 - Suppose that the cost in dollars for a company to...Ch. 2.7 - The cost function for a certain commodity is...Ch. 2.7 - If px is the total value of the production when...Ch. 2.7 - If R denotes the reaction of the body to some...Ch. 2.7 - The gas law for an ideal gas at absolute...Ch. 2.7 - Invasive species often display a wave of advance...Ch. 2.7 - In the study of ecosystems, predator-prey models...Ch. 2.7 - In a fish farm, a population of fish is introduced...Ch. 2.8 - If V is the volume of a cube with edge length x...Ch. 2.8 - a If A is the area of a circle with radius r and...Ch. 2.8 - Each side of a square is increasing at a rate of 6...Ch. 2.8 - The length of a rectangle is increasing at a rate...Ch. 2.8 - A cylindrical tank with radius 5 m is being filled...Ch. 2.8 - The radius of a sphere is increasing at a rate of...Ch. 2.8 - The radius of a spherical ball is increasing at a...Ch. 2.8 - The area of a triangle with sides of lengths a and...Ch. 2.8 - Suppose y=2x+1, where x and y are functions of t....Ch. 2.8 - Suppose 4x2+9y2=36, where x and y are functions of...Ch. 2.8 - If x2+y2+z2=9, dx/dt=5, and dy/dt=4, find dz/dt...Ch. 2.8 - A particle is moving along a hyperbola xy=8. As it...Ch. 2.8 - 13-16 a What quantities are given in the problem?...Ch. 2.8 - 13-16 a What quantities are given in the problem?...Ch. 2.8 - 13-16 a What quantities are given in the problem?...Ch. 2.8 - 13-16 a What quantities are given in the problem?...Ch. 2.8 - Two cars start moving from the same point. One...Ch. 2.8 - A spotlight on the ground shines on a wall 12 m...Ch. 2.8 - A man starts walking north at 4 ft/s from a point...Ch. 2.8 - A baseball diamond is a square with side 90 ft. A...Ch. 2.8 - The altitude of a triangle is increasing at a rate...Ch. 2.8 - A boat is pulled into a dock by a rope attached to...Ch. 2.8 - At noon, ship A is 100 km west of ship B. Ship A...Ch. 2.8 - A particle moves along the curve y=2sin(x/2). As...Ch. 2.8 - Water is leaking out of an inverted conical tank...Ch. 2.8 - A trough is 10 ft long and its ends have the shape...Ch. 2.8 - A water trough is 10 m long and a cross-section...Ch. 2.8 - A swimming pool is 20 ft wide, 40 ft long, 3 ft...Ch. 2.8 - Gravel is being dumped from a conveyor belt at a...Ch. 2.8 - A kite 100 ft above the ground moves horizontally...Ch. 2.8 - The sides of an equilateral triangle are...Ch. 2.8 - How fast is the angle between the ladder and the...Ch. 2.8 - The top of a ladder slides down a vertical wall at...Ch. 2.8 - According to the model we used to solve Example 2,...Ch. 2.8 - If the minute hand of a clock has length r in...Ch. 2.8 - A faucet is filling a hemispherical basin of...Ch. 2.8 - Boyles Law states that when a sample of gas is...Ch. 2.8 - When air expands adiabatically without gaining or...Ch. 2.8 - If two resistors with resistances R1andR2 are...Ch. 2.8 - Brain weight B as a function of body weight W in...Ch. 2.8 - Two sides of a triangle have lengths 12 m and 15...Ch. 2.8 - Two carts, A and B, are connected by a rope 39 ft...Ch. 2.8 - A television camera is positioned 4000 ft from the...Ch. 2.8 - A lighthouse is located on a small island 3 km...Ch. 2.8 - A plane flies horizontally at an altitude of 5 km...Ch. 2.8 - A Ferris wheel with a radius of 10 m is rotating...Ch. 2.8 - A plane flying with a constant speed of 300 km/h...Ch. 2.8 - Two people start from the same point. One walks...Ch. 2.8 - A runner sprints around a circular track of radius...Ch. 2.8 - The minute hand on a watch is 8 mm long and the...Ch. 2.9 - 14 Find the linearization L(x) of the function at...Ch. 2.9 - 14 Find the linearization L(x) of the function at...Ch. 2.9 - 14 Find the linearization L(x) of the function at...Ch. 2.9 - 14 Find the linearization L(x) of the function at...Ch. 2.9 - Find the linear approximation of the function...Ch. 2.9 - Find the linear approximation of the function...Ch. 2.9 - 7-10 Verify the given linear approximation at a=0....Ch. 2.9 - 7-10 Verify the given linear approximation at a=0....Ch. 2.9 - 7-10 Verify the given linear approximation at a=0....Ch. 2.9 - 7-10 Verify the given linear approximation at a=0....Ch. 2.9 - 11-14 Find the differential dy of each function. a...Ch. 2.9 - 11-14 Find the differential dy of each function. a...Ch. 2.9 - 11-14 Find the differential dy of each function. a...Ch. 2.9 - 11-14 Find the differential dy of each function. a...Ch. 2.9 - 15-18 a Find the differential dy and b evaluate dy...Ch. 2.9 - 15-18 a Find the differential dy and b evaluate dy...Ch. 2.9 - 15-18 a Find the differential dy and b evaluate dy...Ch. 2.9 - 15-18 a Find the differential dy and b evaluate dy...Ch. 2.9 - 19-22 Compute y and dy for the given values of x...Ch. 2.9 - 19-22 Compute y and dy for the given values of x...Ch. 2.9 - 19-22 Compute y and dy for the given values of x...Ch. 2.9 - 19-22 Compute y and dy for the given values of x...Ch. 2.9 - 23-28 Use a linear approximation or differentials...Ch. 2.9 - 23-28 Use a linear approximation or differentials...Ch. 2.9 - 23-28 Use a linear approximation or differentials...Ch. 2.9 - 23-28 Use a linear approximation or differentials...Ch. 2.9 - 23-28 Use a linear approximation or differentials...Ch. 2.9 - 23-28 Use a linear approximation or differentials...Ch. 2.9 - 29-30 Explain, in terms of linear approximations...Ch. 2.9 - 29-30 Explain, in terms of linear approximations...Ch. 2.9 - The edge of a cube was found to be 30 cm with a...Ch. 2.9 - The radius of a circular disk is given as 24 cm...Ch. 2.9 - The circumference of a sphere was measured to be...Ch. 2.9 - Use differentials to estimate the amount of paint...Ch. 2.9 - a Use differentials to find a formula for the...Ch. 2.9 - One side of a right triangle is known to be 20 cm...Ch. 2.9 - If a current I passes through a resistor with...Ch. 2.9 - When blood flows along a blood vessel, the flux F...Ch. 2.9 - Establish the following rules for working with...Ch. 2.9 - On page 431 of Physics: Calculus, 2d ed., by...Ch. 2.9 - Suppose that the only information we have about a...Ch. 2.9 - Suppose that we dont have a formula for g(x) but...Ch. 2.R - Write an expression for the slope of the tangent...Ch. 2.R - Suppose an object moves along a straight line with...Ch. 2.R - If =f(x) and x changes from x1 to x2, write...Ch. 2.R - Define the derivative fa. Discuss two ways of...Ch. 2.R - a What does it mean for f to be differentiable at...Ch. 2.R - Describe several ways in which a function can fail...Ch. 2.R - What are the second and third derivatives of a...Ch. 2.R - State each differentiation rule both in symbols...Ch. 2.R - State the derivative of each function. a y=x" b...Ch. 2.R - Explain how implicit differentiation works.Ch. 2.R - Give several examples of how the derivative can be...Ch. 2.R - a Write an expression for the linearization of f...Ch. 2.R - Determine whether the statement is true or false....Ch. 2.R - Determine whether the statement is true or false....Ch. 2.R - Determine whether the statement is true or false....Ch. 2.R - Determine whether the statement is true or false....Ch. 2.R - Determine whether the statement is true or false....Ch. 2.R - Determine whether the statement is true or false....Ch. 2.R - Determine whether the statement is true or false....Ch. 2.R - Determine whether the statement is true or false....Ch. 2.R - Determine whether the statement is true or false....Ch. 2.R - Determine whether the statement is true or false....Ch. 2.R - Determine whether the statement is true or false....Ch. 2.R - Determine whether the statement is true or false....Ch. 2.R - Determine whether the statement is true or false....Ch. 2.R - Determine whether the statement is true or false....Ch. 2.R - Determine whether the statement is true or false....Ch. 2.R - The displacement in meters of an object moving in...Ch. 2.R - The graph of f is shown. State, with reasons, the...Ch. 2.R - 34 Trace or copy the graph of the function. Then...Ch. 2.R - 34. Trace or copy the graph of the function. Then...Ch. 2.R - The figure shows the graph of f,f, and f".Identify...Ch. 2.R - Find a function f and a number a such that...Ch. 2.R - The total cost of repaying a student loan at an...Ch. 2.R - The total fertility rate at time t, denoted by Ft,...Ch. 2.R - Let Pt be the percentage of Americans under the...Ch. 2.R - 1011 Find f(x) from first principles, that is,...Ch. 2.R - 1011 Find f(x) from first principles, that is,...Ch. 2.R - a If f(x)=35x, use the definition of a derivative...Ch. 2.R - 1340 Calculate y. y=(x2+x3)4Ch. 2.R - 1340 Calculate y. y=1x1x35Ch. 2.R - 1340 Calculate y. y=x2x+2xCh. 2.R - 1340 Calculate y. y=tanx1+cosxCh. 2.R - 1340 Calculate y. y=x2sinxCh. 2.R - 1340 Calculate y. y=(x+1x2)7Ch. 2.R - 1340 Calculate y. y=t41t4+1Ch. 2.R - 1340 Calculate y. y=sin(cosx)Ch. 2.R - 1340 Calculate y. y=tan1xCh. 2.R - 1340 Calculate y. y=1sin(xsinx)Ch. 2.R - 1340 Calculate y. xy4+x2y=x+3yCh. 2.R - 1340 Calculate y. y=sec(1+x2)Ch. 2.R - 1340 Calculate y. y=sec21+2tanCh. 2.R - 1340 Calculate y. x2cosy+sin2y=xyCh. 2.R - 1340 Calculate y. y=(1x1)1Ch. 2.R - 1340 Calculate y. y=1/x+x3Ch. 2.R - 1340 Calculate y. sin(xy)=x2yCh. 2.R - 1340 Calculate y. y=sinxCh. 2.R - 1340 Calculate y. y=cot(3x2+5)Ch. 2.R - 1340 Calculate y. y=(x+)4x4+4Ch. 2.R - 1340 Calculate y. y=xcosxCh. 2.R - 1340 Calculate y. y=sinmxxCh. 2.R - 1340 Calculate y. y=tan2(sin)Ch. 2.R - 1340 Calculate y. xtany=y1Ch. 2.R - 1340 Calculate y. y=xtanx5Ch. 2.R - 1340 Calculate y. y=(x1)(x4)(x2)(x3)Ch. 2.R - 1340 Calculate y. y=sin(tan1+x3)Ch. 2.R - 1340 Calculate y. y=sin2(cossinx)Ch. 2.R - If f(t)=4t+1, find f"(2).Ch. 2.R - If g()=sin, find g"(/6)Ch. 2.R - Find y" if x6+y6=1.Ch. 2.R - Find f(n)(x) if f(x)=1/(2x)Ch. 2.R - 4546 Find the limit. limx0secx1sinxCh. 2.R - 4546 Find the limit. limt0t3tan32tCh. 2.R - 4748 Find an equation of the tangent to the curve...Ch. 2.R - 4748 Find an equation of the tangent to the curve...Ch. 2.R - 4950 Find an equation of the tangent line and...Ch. 2.R - 4950 Find an equation of the tangent line and...Ch. 2.R - a If f(x)=x5x, find f(x). b Find equations of the...Ch. 2.R - a If f(x)=4xtanx, /2x/2, find f and f". b Check to...Ch. 2.R - At what points on the curve y=sinx+cosx, 0x2, is...Ch. 2.R - Find the points on the ellipse x2+2y2=1 where the...Ch. 2.R - Find a parabola y=ax2+bx+c that passes through the...Ch. 2.R - How many tangent fines to the curve y=x/(x+1) pass...Ch. 2.R - If f(x)=(xa)(xb)(xc), show that...Ch. 2.R - a By differentiating the double-angle formula...Ch. 2.R - Suppose that f(1)=2f(1)=3f(2)=1f(2)=2...Ch. 2.R - If f and g are the functions whose graphs are...Ch. 2.R - 6168 Find f in terms of g. f(x)=x2g(x).Ch. 2.R - 6168 Find f in terms of g. f(x)=g(x2)Ch. 2.R - 6168 Find f in terms of g. f(x)=[g(x)]2Ch. 2.R - 6168 Find f in terms of g. f(x)=xag(xb)Ch. 2.R - 6168 Find f in terms of g. f(x)=g(g(x))Ch. 2.R - 6168 Find f in terms of g. f(x)=sin(g(x))Ch. 2.R - 6168 Find f in terms of g. f(x)=g(sinx)Ch. 2.R - 6168 Find f in terms of g. f(x)=g(tanx)Ch. 2.R - 6971 Find h in terms of f.and g....Ch. 2.R - 6971 Find h in terms of f.and g. h(x)=f(x)g(x)Ch. 2.R - 6971 Find h in terms of f.and g. h(x)=f(g(sinx))Ch. 2.R - A particle moves along a horizontal line so that...Ch. 2.R - A particle moves on a vertical line so that its...Ch. 2.R - The volume of a right circular cone is V=13r2h,...Ch. 2.R - The mass of part of a wire is x(1+x) kilograms,...Ch. 2.R - The cost, in dollars, of producing x units of a...Ch. 2.R - The volume of a cube is increasing at a rate of 10...Ch. 2.R - A paper cup has the shape of a cone with height 10...Ch. 2.R - A balloon is rising at a constant speed of 5 ft/s....Ch. 2.R - A waterskier skis over the ramp shown in the...Ch. 2.R - The angle of elevation of the sun is decreasing at...Ch. 2.R - a Find the linear approximation to f(x)=25x2 near...Ch. 2.R - a Find the linearization of f(x)=1+3x3 at a=0....Ch. 2.R - Evaluate dy if y=x32x2+1,x=2, and dx=0.2.Ch. 2.R - A window has the shape of a square surmounted by a...Ch. 2.R - 8688 Express the limit as a derivative and...Ch. 2.R - 8688 Express the limit as a derivative and...Ch. 2.R - 8688 Express the limit as a derivative and...Ch. 2.R - Evaluate limx01+tanx1+sinxx3Ch. 2.R - Suppose f is differentiable function such that...Ch. 2.R - Find f"(x) if it is known that ddx[f(2x)]Ch. 2.R - Show that the length of the portion of any tangent...Ch. 2.P - Find points P and Q on the parabola y=1x2 so that...Ch. 2.P - Find the point where the curves y=x33x+4 and...Ch. 2.P - Show that the tangent lines to the parabola...Ch. 2.P - Show that ddx(sin2x1+cotx+cos2x1+tanx)=cos2xCh. 2.P - If f(x)=limtxsectsecxtx, find the value of f(/4).Ch. 2.P - Find the values of the constants a and b such that...Ch. 2.P - Prove that dndxn(sin4x+cos4x)=4n1cos(4x+n/2).Ch. 2.P - If f is differentiable at a, where a0, evaluate...Ch. 2.P - The figure shows a circle with radius 1 inscribed...Ch. 2.P - Find all values of c such that the parabolas y=4x2...Ch. 2.P - How many lines are tangent to both of the circles...Ch. 2.P - If f(x)=x46+x45+21+x, calculate f(46)(3). Express...Ch. 2.P - The figure shows a rotating wheel with radius 40...Ch. 2.P - Tangent lines T1 and T2 are drawn at two points P1...Ch. 2.P - Let T and N be the tangent and normal lines to the...Ch. 2.P - Evaluate limx0sin(3+x)2sin9x.Ch. 2.P - a Use the identity for tan(xy) see Equation 14b in...Ch. 2.P - Let P(x1,y1) be a point on the parabola y2=4px...Ch. 2.P - Suppose that we replace the parabolic mirror of...Ch. 2.P - If f and g are differentiable functions with...Ch. 2.P - Evaluate limx0sin(a+2x)2sin(a+x)+sinax2.Ch. 2.P - Given an ellipse x2/a2+y2/b2=1, where ab, find the...Ch. 2.P - Find the two points on the curve y=x42x2x that...Ch. 2.P - Suppose that three points on the parabola y=x2...Ch. 2.P - A lattice point in the plane is a point with...Ch. 2.P - A cone of radius r centimeters and height h...Ch. 2.P - A container in the shape of an inverted cone has...Ch. 2.P - a The cubic function f(x)=x(x2)(x6) has three...

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Modern Business Statistics with Microsoft Office Excel (with XLSTAT Education Edition Printed Access Card) (MindTap Course List)

Use the following information to answer the next seven exercises. A distribution is given as X ~ Exp(0.75). Wha...

Introductory Statistics

Using Mathematical Induction In Exercises 11-24, use mathematical induction to prove the formula for all intege...

College Algebra

Evaluate the following functional values. 126. sec(6)

Calculus Volume 1

In Problems 15 and 16 solve the given initial-value problem. 15. y + xy + 2y = 0, y(0) = 3, y(0) = 2

A First Course in Differential Equations with Modeling Applications (MindTap Course List)