A phone company charges $25 a month for unlimited talk, text, and 2GB of data, and $5 for every gigabyte of data above 2GB. Write an expression for the monthly phone charge, P, in dollars, as a function of the number of gigabytes of data, d, used that month. For 0 < d < For d> P(d) P(d) = =

Q: An electric company charges $12.75 per month plus $0.49 per kilowatt-hour (kWh) for the first 200…

A: Fixed cost, F=$12.75 per month.Variable cost for first 200kWh, V1=$0.49 per kWh.Variable cost for…

Q: Suppose the profit, in dollars, for selling x units of a certain product is P(x) = - 76x + 1824x +…

A: Given that: P(x)=-76x2+1824x+61

Q: The total revenue (TR in $) for a textbook on mathematical economics is given by the equation   TR…

A:

Q: A t-shirt shop charges the following: An initial charge of $50 to create the silk screen. $17.00…

A:

Q: An author can typically expect to receive the following royalties on a published work in hardback…

A:

Q: The function y=e−3x is vertically stretched by a factor of 4, reflected across the y-axis, and then…

A: Given

Q: Proceed as in Example 1. Translate the words into an appropriate function. A wire of length L is cut…

A: A wire of length is cut x units from its left end. The piece of wire of length x is bent into…

Q: Suppose that a gallon of paint that covers 250 square feet of wall costs $32.50. For each paint…

A: The cost of paint covering 250 sq feet wall = $32.50 The cost of covering 1 sq feet of wall =…

Q: Find the inverse function (including the domain) of y %3D 1+ 2**

A:

Q: The page layout of a new mathematics book is being designed. Each page is to have a top and bottom…

A: Step 1:

Q: The number of books in a community college library increases according to the function B-7200,000…

A: NOTE: Refresh your page if you can't see any equations. . the given function is  where t is the…

Q: Use the graph of a transformed toolkit function to write a formula for the resulting function. y 10|…

A: Let the graph be g(x) The above graph is similar to left parabola (upper)  [ Positive values of y ]…

Q: The average water level in a retention pond is 6.8 ft. During a time of drought, the water level…

A: We will solve the following.

Q: If n represents the width (in inches) of the cropped photo, define a function g to determine the…

A: Given n represents the width (in inches) of the cropped photo.

Q: iPhone. The number of iPhones purchased is given by N= 2,000,000/1+2e-4t where {t is the time in…

A: Given, N=2,000,0001+2e-4t              ........1WhereN→Number of iPhones purchasedt→timein weeks

Q: Consider the following new revenue function: N(x) = 20 - |x – 5| Perform the transformation and…

A: 1. N(x)=20-x-52. R(x)=-2x-6+3

Q: A car is valued at $15,000 when it enters the market and loses 20% of its value every year. A)…

A: Since you have posted multiple questions, as per our policy we will answer first question. Please…

Q: Compiete the table for each of the following 6) f = 3x-5 %3D -2 -1 1 2.

A: Given:    f(x) = 3x - 5