Model With Quadratic

Model With Quadratic

9th Grade

15 Qs

quiz-placeholder

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Model With Quadratic

Model With Quadratic

Assessment

Quiz

Mathematics

9th Grade

Practice Problem

Hard

CCSS
HSF-IF.C.7A, HSA.APR.C.4, HSA.APR.A.1

Standards-aligned

Created by

Anthony Clark

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Match the table with the correct equation:

y = -.08x2 + 5.94x +28.80

y = -1.2x2 + 3.2x +3.2

y = 0.5x +9

y = 0.7 x2 + 2.7x +8.7

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Match the table with the correct equation:

y = -.08x2 + 5.94x +28.80

y = -1.2x2 + 3.2x +3.2

y = 0.5x +9

y = 0.7 x2 + 2.7x +8.7

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The table shows the average braking distance of a car at various speeds.  Use a quadratic model to predict the breaking distance at 70mph.  

245 ft

225 ft

285 ft

265 ft

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If the quadratic has THREE TERMS, what step is next?

Factor using Area Model and X, if possible.

Ask: Is it a Difference of Two Squares?

The work is done.

Write the area as a sum.

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Write the area as a product?

Tags

CCSS.HSA.APR.C.4

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Write the area as a sum?

Tags

CCSS.HSA.APR.A.1

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Using the curve of best fit, what would be the output (y) when the input (x) is 7?

260

240

140

320

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