TEKS.MATH.9-12.VII.C.1

Which scatterplot most likely has a line of best fit represented by y = - 2x + 1

• W
• X
• Y
• Z

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TEKS.MATH.9-12.VII.C.1

Given f(x) = 3x - 6  find f(4).

• 6
• 4
• 12
• 18

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TEKS.MATH.9-12.VII.C.1

What is the equation of the function graphed?

• f(x) = (x-2)^1/2 + 5
• f(x) = (x+5)^1/2 - 2
• f(x) = (x+2)^1/2 + 5
• f(x) = (x-2)^1/2 - 5

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TEKS.MATH.9-12.VII.C.1

A ball is thrown into the air with an upward velocity of 100 ft/s. Its height, h, after t seconds is given by the function
 h = -16t² + 64t + 960.
What is the maximum height?

• 960 feet
• 1008 feet
• 1024 feet
• 1152 feet

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TEKS.MATH.9-12.VII.C.1

TEKS.MATH.9-12.VII.B

 If f(x) = -1.5x - 1, give a coordinate point on the graph of f corresponding to f(-2)

• (2,-2)
• (-4, -2)
• (-2, 2)
• (-2, -4)

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TEKS.MATH.9-12.VII.C.1

Use synthetic division to determine f(-3), if
f(x)= (3x³ -5x² -4x +1).

• -25
• 25
• 113
• -113

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TEKS.MATH.9-12.VII.C.1

The expression 12(1.015)^t models the population of elephants in a wildlife refuge after t years since 1975.
What does the value 1.015 represent?

• The number of elephants was 1,015 in 1975.
• The number of elephants increases by 1.5% each year.
• The number of elephants increases by 101.5% each year.
• The number of elephants is multiplied by 1.015 each year.

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TEKS.MATH.9-12.VII.C.1

TEKS.MATH.7.4D

sin -90^o

• 0

• 1

• -1

• und

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TEKS.MATH.9-12.VII.C.1

What is the decay rate in the following model?

A=1200(.85)⁶

• 1200

• .15

• .85

• 6

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TEKS.MATH.9-12.VII.C.1

1. For the function f(x) = 4x² - 3x - 7, find f(-2).

• -17

• -7

• 3

• 15

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TEKS.MATH.9-12.VII.C.1