Answers WI-Mathematics Grade 8 A Using Function NotationQuestion 7

7

AssignmentMultiple Choice

Using Function Notation

Question 7 • WI-Mathematics Grade 8 A

Let b represent the number of books he purchases in a year. Which function, C(b), represents his yearly cost?

Answer

A

C(b) = 10b + 2.75

B

C(b)= 2.75b + 10

C

C(b) = 12.75b

D

C(b) = 2.75b + 20

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