Algebra 2 5-8 Independent Practice: Polynomial Models in the Real World

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by Matthew Richardson

| 8 Questions

1

1

10

A

B

C

D

2

2

10

A

B

C

D

3

3

10

A

B

C

D

4

4

10

A

B

C

D

5

10

Vocabulary: Explain which form of estimation, interpolation or extrapolation, is more reliable.

Interpolation

Extrapolation

6

10

Reasoning: Is it possible to create a cubic function that passes through (0, 0), (-1, 1), (-2, 2), and (-3, 9)? Explain.

7

10

Writing: The R² value for a quartic model is 0.94561. The R² value for a cubic model of the same data is 0.99817. Which model seems to show a better fit? Explain.

8

10

Reflection: Math Success

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