7.A telephone company charges $30 a month and gives the customer 200 free call minutes. After the 200 min, the company charges $0.03 a minute. a) Write the function using function notation. b) Find the cost for talking 350 min in a month. c) Find the cost for talking 180 min in a month.

7.A telephone company charges $30 a month and gives the customer 200 free call minutes. After the 200 min, the company charges $0.03 a minute. a) Write the function using function notation. b) Find the cost for talking 350 min in a month. c) Find the cost for talking 180 min in a month.

Algebra and Trigonometry (6th Edition)

6th Edition

ISBN:9780134463216

Author:Robert F. Blitzer

Publisher:Robert F. Blitzer

ChapterP: Prerequisites: Fundamental Concepts Of Algebra

Section: Chapter Questions

Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...

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Question

17.A telephone company charges $30 a month and
gives the customer 200 free call minutes. After the
200 min, the company charges $0.03 a minute.
a) Write the function using function notation.
b) Find the cost for talking 350 min in a month.
c) Find the cost for talking 180 min in a month.

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