Answer
Answer B
Work Step by Step
There is a limit of 5 coins per purchase. The domain of the expression is related to the input, which is the limit of 5 coins.
Therefore, the domain is: $\{1,2,3,4,5 \}$
The correct answer is B.
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 5 - Linear Functions - Common Core Cumulative Standards Review - Selected Response - Page 359: 7
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