Part A: Find the difference between the cost of a two-line ad and the cost of a three-line ad. Difference: Part B: Find the cost of a 10-line ad. Cost Part C: Find the ost of a 11-line ad. Cost Part D: Can you find the difference between the cost of a 15-line ad and a 17-line ad, without finding out the cost of each ad first? Explain.
Part A: Find the difference between the cost of a two-line ad and the cost of a three-line ad. Difference: Part B: Find the cost of a 10-line ad. Cost Part C: Find the ost of a 11-line ad. Cost Part D: Can you find the difference between the cost of a 15-line ad and a 17-line ad, without finding out the cost of each ad first? Explain.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter9: Quadratic Functions And Equations
Section9.8: Analyzing Functions With Successive Differences
Problem 32HP
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Question
Transcribed Image Text:Mike is a veterinarian. He is placing a nine-line job ad for an assistant. The following piecewise function gives the price of an x-line ad.
when x < 3
(45
45+9(x-3) when x > 3
a(x) =
Part A: Find the difference between the cost of a two-line ad and the cost of a three-line ad.
Difference:
Part B: Find the cost of a 10-line ad.
Cost:
Part C: Find the cost of a 11-line ad.
Cost
Part D: Can you find the difference between the cost of a 15-line ad and a 17-line ad, without finding out the cost of each ad first? Explain.
B I
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