A small cell phone company estimates that by charging xx dollars for each phone, they can sell 102−0.2x  phones per day.  The quadratic function R(x)=−0.2x2+102x  is used to find the revenue, R, received when the selling price of a phone is x dollars.  Find the selling price that will give the maximum revenue and then find the amount of the maximum revenue.    The selling price that will give maximum revenue is_______ The maximum revenue is_________

Q: Determine, without graphing, whether the given quadratic function has a maximum value or a minimum…

A: Given, f(x)=-2x2+8x+3 To determine the given quadratic function has a maximum value or a minimum…

Q: retailer who sells backpacks estimates that, by selling them for x dollars each, he will be able to…

A: We use second derivative test to find out maximum revenue

Q: Find the maximum or minimum value of the quadratic function g(x)=  2x2 +6x + 3.

A: We find g'(x) and g''(x)

Q: Determine, without graphing, whether the given quadratic function has a maximum value or a minimum…

A: f(x)=4x2-4x

Q: maximum

A: Second Derivative Test for Local Extrema:- The second derivative may be used to determine local…

Q: Determine, without graphing, whether the given quadratic function has a maximum value or a minimum…

A:

Q: A farmer wishes to enclose his armadillos into a rectangular region that will be bounded on one side…

A:

Q: The total amount spent by some number of people on clothing and footwear in the years 2000-2009 can…

A:

Q: Find the vertex and the axis of symmetry of the quadratic function : 2x^2-3x+4

A: Given,

Q: In 1993​, the sports league introduced a salary cap that limits the amount of money spent on​…

A:

Q: State the circumstances that cause the graph of a quadratic function               f(x)= ax2+bx+c to…

A: An x-intercept is a value at which the graph of the quadratic equation function intersects the…

Q: Determine, without graphing, whether the given quadratic function has a maximum value or a minimum…

A: fx=4x2-8x+3 On simplification, we get fx=4x2-2x+3=4x2-2x+1+3-4=4x-12-1 Now comparing with…

Q: The total amount spent by some number of people on clothing and footwear in the years​ 2000-2009 can…

A: Given that: The total amount spent by some number of people on clothing and footwear in the years​…

Q: The profit function,in dollars, for a product is given by  Π(x) = −x^3 + 76x^2 − 380x − 2800, where…

A: (a) Consider the provided profit function,

Q: The total amount spent by some number of people on clothing and footwear in the years 2000-2009 can…

A:

Q: A retailer who sells backpacks estimates that by selling them for x dollars each, she will be able…

A:

Q: Determine, without graphing, whether the given quadratic function has a maximum value or a minimum…

A:

Q: Determine, without graphing, whether the given quadratic function has a maximum value or a minimum…

A: Determine, without graphing, whether the given quadratic function has a maximum value or a minimum…

Q: A cell phone company estimates that by charging x dollars each for a certain cell phone, they can…

A: This can be solved by using the concept of maxima in differentiation. Given Revenue function is:…

Q: A retailer who sells backpacks estimates that, by selling them for x dollars each, he will be able…

A: Given: A retailer who sells backpacks estimates that, by selling them for x dollars each, he will be…

Q: Determine, without graphing, whether the given quadratic function has a maximum value or a minimum…

A: The coefficient of x2 decides whether the graph of the function will open in the upward direction or…

Q: Determine, without graphing, whether the given quadratic function has a maximum value or a minimum…

A: We know, for a quadratic equation of the form,ax2+bx+c=0,(a≠0) If,a<0 Then function attains a…

Q: Find the maximum or minimumm value of the quadratic function g(x) = 2x2 + 6x + 3.

A: gx=2x2+6x+3 Comparing with gx=ax2+bx+c, we get a=2,  b=6  &  c=3. Since a>0, therefore given…

Q: billions of​ dollars) for the years 2010 to 2015 can be approximated by the following quadratic​…

A:

Q: Determine, without graphing, whether the given quadratic function has a maximum value or a minimum…

A:

Q: The profit function, in dollars, for a product is given byΠ(x) = −x^3 + 76x^2 − 380x − 2800,where x…

A:

Q: Find the roots of the quadratic function f(x) = 2x2- 6x + 7 by the method of completing the square.

A: Topic : quadratic equation

Q: A veterinarian is enclosing a rectangular outdoor running area against his building for the dogs he…

A:

Q: What is the equation of a quadratic in standard form, given the zeros x = 3 and x = 6 and the point…

A: The solution is given below.

Q: The total amount spent by some number of people on clothing and footwear in the years​ 2000-2009 can…

A: The solution is given below :

Q: A cell phone company estimates that by charging x dollars each for a certain cell phone, they can…

A: A cell phone company estimates that by charging x dollars each for a certain cell phone, they can…

Q: A company that manufactures wallets has determined that the dollar cost of producing wallets per…

A: Let us write the function of selling price ,cost price and profit of the company  Let x be the no of…

Q: Express the quadratic function -4x^2-20x+1 in vertex form

A: NOTE: Refresh your page if you can't see any equations. .

Q: Determine, without graphing, whether the given quadratic function has a maximum value or a minimum…

A: Given, fx=2x2+12x-3

Q: Find the maximum or minimum value of the quadratic function. f(x) = 3x2 - 18x + 5

A: Find the maximum or minimum value of the quadratic function.       f(x)=3x2-18x+5

Q: Find the maximum value of the quadratic function.  f(x)= - 3x2 + x - 7

A:

Q: What is the largest value of the quadratic f

A: Here is the solution of the given problem.

Q: The total amount spent by some number of people on clothing and footwear in the years 2000-2009 can…

A: Explanation of the answer is as follows

Q: The total amount spent by some number of people on clothing and footwear in the years 2000-2009 can…

A:

Q: A computer store owner estimates that by charging x dollars each for a certain computer, he can sell…

A:

Q: If a projectile is launched into the air at 29.4 feet per second from a height of 60 feet, its…

A: As  2 questions are given , so I will solve only the first question, We are given the height (in…

Q: The total amount spent by some number of people on clothing and footwear in the years​ 2000-2009 can…

A:

Q: A defender kicks a soccer ball away from her own goal. The path of the kicked soccer ball can be…

A: The path of soccer ball is given as , hx=-0.06x2+3.168x-35.34 where x is the horizontal distance…

Q: Find the maximum or minimum value of the quadratic function. f(x) = -x2 + 3x - 1

A: Maximum or minimum values of a function can be determined by the relative extremum points. These…

Q: Find the quadratic function for which: Contains the points (0, 5), (1, 2), and (3, 2)

A: The given points are,  (0, 5), (1, 2), and (3, 2). The quadratic equation is of the form y=ax2+bx+c.…

Q: Solve the quadratic for x: -4x2 – 15x + 4 = 0

A: Given,            -4x2-15x+4=0

Q: Determine, without graphing, whether the given quadratic function has a maximum value or a minimum…

A: We have to determine, without graphing, whether the given quadratic function has a maximum value…

Q: Determine the rule of the quadratic function represented in the graph below. |(0,0) (-5,-20),…

A:

Q: The total amount spent by some number of people on clothing and footwear in the years​ 2000-2009 can…

A:

Q: a) Find the maximum or minimum value of the given quadratic function f(x) = x + 6x +9.

A: We can find the minimum value as below