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Unit 1A Mid-Unit Study Guide

Last updated about 3 years ago

28 Nsɛmmisa

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22.

What is the ball's maximum height? (Round to the nearest tenth.)

1

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23.

How long does it take the ball to get to its maximum height? (Round to the nearest tenth.)

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1.

How many squares in step 22?

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2.

How many squares in step 4?

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3.

Is this pattern quadratic, linear, or both?

Quadratic

Linear

Both

Neither

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4.

Write an equation that relates the step number, n, to the number of boxes, b. (note: an equation needs and = sign.)

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5.

How many squares in step 4?

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6.

How many squares in step 10?

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7.

Write an equation that relates the step number, n, to the number of boxes, b. (note: an equation needs and = sign.)

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8.

Write an equation that relates the distance from the ground, h, to time, t. (note: an equation needs and = sign.)

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9.

Which of the following is a reasonable domain for your equation?

A. -2.2 < x < 2.2

B. 0 < x < 75

C. 0 < x

D. 0 < x < 2.2

E. x < 75

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10.

Approximately how long does it take for the baseball to hit the ground? (Round to the nearest tenth.)

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11.

Write an equation that relates the baseball's height, h, to time, t. (note: an equation needs and = sign.)

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12.

What is a reasonable domain for your equation?

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13.

What is the approximate maximum height of the baseball? (Round to the nearest tenth.)

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14.

The side length of the large square is x. Write an expression for the area of the shaded part of figure 1.

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15.

The side length of the large square is x. Write an expression for the area of the shaded part of figure 2.

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16.

What is the area of the shaded part of figure 1 if x = 3?

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17.

Does the area you calculated for figure 1 (on number 16) make sense? Why or why not?

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18.

What is the area of the shaded part of figure 2 if x = 30?

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19.

What does the 4 in the equation represent?

A. The effect of gravity

B. The initial vertical velocity

C. The intial height

D. None of these

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20.

What does the 85 in the equation represent?

A. The effect of gravity

B. The initial vertical velocity

C. The intial height

D. None of these

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21.

What does the -16 in the equation represent?

A. The effect of gravity

B. The initial vertical velocity

C. The intial height

D. None of these

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24.

How long does it take the ball to hit the ground? (Round to the nearest tenth.)

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25.

How many dots in step 10?

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26.

Is this pattern linear, quadratic, or both?

A. Linear

B. Quadratic

C. Both

D. Neither

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27.

How do you know?

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28.

Which expressions below could be an expression that defines the number of dots as a function of the step number, n? (Select all that apply.)

n² + n

n² + 4n

4n²

2n² - 4

(n + 2)² - 4

n(n + 4)