A team of medical researchers determined that t days after the epidemic started N(?) = 10t^3 + 5t +√t people would be infected for 0 ≤ t ≤ 20. At what rate did the infected population increase on day 9?

Q: Evaluate the differential equation using homogenous equation:  1. xdy+(2y-x)dx=o ASAP!

A: Topic:- differential equations

Q: f (x) = 2x? + 10, g(x) = 4x + 16

A: Topic:- geometry

Q: Integrate the function f (x, y) = 3xy over the region bounded by y = 32x2 and y = √x

A:

Q: Find an equation of the tangent line to the curve 2(x² + y)² = 25(x² – y²) (a lemniscate) at the poi...

A: Given that 2x2+y22=25x2-y2To find : equation of tangent line at point 3,1Solution :2x2+y22=25x2-y22×...

Q: The weekly cost for a small confectioner to produce g chocolate bars is C(q) = 1700 + 0.12q + 0.001g...

A:

Q: An employment research company estimates that the value of a recent MBA graduate to an accounting co...

A:

Q: Median Home Prices The median home price in a certain country over the period January 2010-January 2...

A: Given:- Median Home Prices The median home price in a certain country over the period January 2010-J...

Q: 2. (бху? — хе"у + 2у)dy %3D у(еУ — 2у?)dx

A: The differential equation Mdx+Ndy=0 is said to be exact, if ∂M∂y=∂N∂x. The solution is of the differ...

Q: Discuss the continuity of the function whose graph is shown below. Your discussion should addres a. ...

A: Given that: Graph of a function.

Q: The functions f and g defined by F(x) =-2÷[|3x-9|] G(x)=x^2 + 9 -[ square root( x+4)÷8]-4 Respective...

A: Given:   To determine: The domains of both functions

Q: Let f(x)=2x2+12 and let r(x)=9x for x>0. Find a simplified formula for the composite function f(r(x)...

A:

Q: -1, and f'(4) g'(4) = 5. Suppose h(r) = (f(r) + VI) · g(r), f(4) = 3, g(4) : What is h'(4)? Express ...

A: Topic = Functions

Q: Find an equation of the line tangent to the graph of G(x) = 7 e -5x at the point (0,7). The equation...

A:

Q: Recall from our lesson that a Non - Homogenous 2nd Order Differential Equation has 2 sides: The Char...

A: Given that, There are two differential equations following, (i). y'' - 3y' - 10y = 5e-2x (ii). y'' +...

Q: 1 The function is equivalent to the series: 1-2t Select the correct response: 3 5 -1 -t--t2 2 t3 + ....

A:

Q: 2. lim f(x) and lim f(x) if f(x) = V4-x2 %3D X-2+ X→2- х-2

A:

Q: h(x) =. Log2(x+2) + log2 (x +4)+1 For xDh, where Dh is the domain of h. The solution of the inequali...

A: The given function is: h(x)=log2(x+2)+log2(x+4)+1

Q: 2) Use the change of variables formula and an appropriate transformation to evaluate fſ, xy dA where...

A:

Q: a) a fonction f (xy) is homogeneous of degree 7 in X and y it and only it

A: As per bartleby guidelines we only give first question answers. 

Q: Let ä = = (8,1, –4) and b = (5,-2,1). Find à + b, 4à + 2b, là\, and là – b\ %3D

A: a vector = <8,1,-4) and b = <5,-2,1>  Find , a+b, 4a+b, |a| , |a-b|

Q: 6x2 – z+1 1→7 2x2 + 3x - 1 Find the limit, if it exists: (Do not use L'Hospital's rule) lim Note: Gi...

A: limx→76x2-x+12x2+3x-1

Q: Find the domain of the function V3 - 4z f(z) = 22 -9 and write your answer in interval notation. Dom...

A: The domain is the set of possible input values of the function.

Q: Find the volume generated by rotating the region bounded by the curves about the specified axis. Use...

A:

Q: A restaurant purchased kitchen equipment on January 1, 2017. On January 1, 2019, the value of the eq...

A: Given: V(t)=14550e-0.169t

Q: x'dy+ (2xy – y° ktx = 0 2. Let the substitution y=2; y = vx; dy=vdx+ xdv y

A:

Q: 3sin4t dt 2. 5(1- 3cos21)

A: We have to find integral

Q: 1. y’dx-(xy+ y² kdy = 0 Let the substitution y=2; y=vx; dy=vdx + xdv

A: Given that: y2dx-(xy+y2)dy=0

Q: Solve using homogeneous differential equation x*dy+(2.xy – y² kdx = 0 Let the substitution y=2; y=vx...

A:

Q: Q.1 Find all values of x, at which f is continuous and discontinuous. x²-9 f(x) = x-3

A: As per our company guidelines, we are supposed to answer only the first question. Kindley reposts ot...

Q: 10w + 4 9w³ + 7w dw

A:

Q: x3(75 − 14x4)5 dx

A:

Q: Calculating Mass from Radial Density. Mass-Density Formula of a Two-Dimensional Circular Object. Giv...

A: Given: m=∫0r2πxρxdx  ...(1) And ρx=6x ; x=6   We know that; The Power rule: ∫xndx=xn+1n+1+C ; n≠-1 A...

Q: 3. /4(1-)esc (1-y)dy

A: We have to solve the integral

Q: tant dt. 1+ t2 F(x) = 1-2т

A:

Q: Rewrite the statement in mathematical notation. (Let R be the annual revenue of your company, q be t...

A: Given Revenue R=$4000  

Q: Let f be a differentiable function. If f(60) = 378 and f'(60) = 6, use a linear approximation to est...

A:

Q: se vectors to determine whether the triangle with vertices A = (1,–3,–2), = (6,–2, -5) is right-angl...

A: we know that if the dot product of two vectors is zero then the two vectors are perpendicular. there...

Q: f(x)=10/17sqrt(6x^2+2x+6)= 10(6x^2+2x+6)^1/17, then df/dx =

A: f(x)=106x2+2x+6117

Q: e^X – 3x^2 = 0, [3, 5] Use the Newton’s method and Secant Method  to find solutions to within 10^-4

A:

Q: 2. x'dy+(2ty– y°l&x =0 Let the substitution y=²; y=vx; dy=vdx+ xdv

A:

Q: Evaluate in terms of gamma function: e- ydy

A:

Q: Center of Mass: Thin plate (region in the plane). Suppose Ris the region bounded by the graph of f(z...

A: Given:     f(x) = 4√x    Interval: [ 0 , 16 ] 

Q: Edgar the engineer uses many complicated equations in his work. Before doing lengthy and time consum...

A: Hey, since there are multiple subparts posted, we will answer the first subpart as in b it asks to r...

Q: Question 23 Give the coordinates of the center of the circle with the equation x²– 6x + y²=12-4y. Bl...

A:

Q: y'dx-(sy + y* }ky = 0 1. Let the substitution y=2; y=vx; dy=vdx + xdv

A:

Q: What is the measure of the focal width of the parabola y+2y+4x-3=0 ?

A:

Q: 2. 3t2 (t3 + 4)5 dt 3. 5x2 1- х3аdx

A:

Q: 1. A function f(x, y) is homogeneous of degree 7 in x and y if and only if, , 5x -2y' 2. The functio...

A:

Q: Determine the standard equation of the parabola opening upward, with focus at (0,6) and whose length...

A:

Q: onsider the ellipse E in the xy-plane defined by the equation ax2 + y2 = 1 where a is positive. (1)...

A: