The revenue for a restaurant chain (in billions of dollars) for the years 2010 to 2015 can be approximated by the following quadratic function, where x = 10 corresponds to the year 2010. ²+ R(x) = - (a) Find the vertex. (b) In what year during this period was revenue at a maximum? (c) What was the maximum revenue, to the nearest billion dollars? (a) What equation can be used to calculate the x-coordinate of the vertex? FOA X= OB. +15x-60 O.C. x= 15 X=- 1 15 (-) 15 15

Q: A cat is falling from a branch. Its height t seconds after it fell is given by the function h(t) =…

A: We have given height  ht=-16t2+5 To get for what height cat was falling  Put t=0 h0=0+5 h0=5 height…

Q: 50. ExxonMobil Revenue Total revenue (in billions) for Exxon- Mobil Corp. can be approximated for…

A: (a) Differentiate the function Rx. R'x=-21.52x+516=-43x+516

Q: Solve the following quadratic function by utilizing the square root method. y=x^(2)-1 x=+-[?]

A: given that,

Q: Determine the axis of symmetry of the graph of the following parabola. f(x)=5^x2+190x+19

A: To determine the axis of symmetry of the graph of the following parabola.

Q: graph f(x) =7/2x

A: To sketch the graph of the given equation.

Q: Graph quadratic function f(x)= 1/4 (x+2)^2-7

A: f(x)=14(x+2)2-7 Therefore,y=14(x+2)2-7

Q: 3. The amount of junk mail received in one week by residents of a suburban town can be modeled by…

A:

Q: A certain drug was administered and the function N (t)= 200(0.85)^(t-1)  represents the amount of…

A:

Q: The amount of money (in trillions of dollars) that is invested in passively managed mutual funds can…

A:

Q: Suppose a computer manufacturer has the total cost function C(x) 80x + 3600 (in dollars) and the…

A: given  C(x)=8x+3600R(x)=380x

Q: f(x)=-4(x-2)^2-5 use the vertex and intercepts to sketch the graph of the quadratic function

A:

Q: 5) According to the Bureau of Labor Statistics, in 2016 the average national annual salary for an RN…

A: