G8 U6 Assessment Key

Grade 8 Unit 6 Assessment Modeling Relationships with Functions

Answer Key 1.

D

2.

8.F.4 6.

B and C 8.F.5

11.

B 8.F.5

A

3.

8.F.4 7.

A 8.F.4

12. A. Y B. N C. Y D. N 8.F.4

C 8.F.4

8.

A 8.F.4

4 D . 8.F.4

5.

9 C . 8.F.4

10.

13. 𝐶(𝑥) = 1.75𝑥 + 9 1 A. F 4 B. F . C. T D. T 8.F.4

D 8.F.4 A 8.F.5

15.

𝐹(𝑐) = 1.8𝑐 + 32 8.F.4

8.F.5

16. Graphs may vary; generally they rise from Q3, hit the vertical axis at a positive value, then descend into QIV.

8.F.5

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