TEKS.MATH.9-12.II.C

Which inequality is represented by the number line shown?

• x < 0
• x > 0
• x ≤ 0
• x ≥ 0

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TEKS.MATH.9-12.II.C

The dance committee hired a DJ for the fall dance. The DJ charges $125 per hour in addition to $55 for an assistant. The committee wants to keep the total cost under $600. Which inequality represents the maximum amount of hours the DJ will play at the dance?

• 125x + 55 ≤ 600
• 125x + 55 ≥ 600
• 125x + 55 > 600
• 125x + 55 < 600

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TEKS.MATH.9-12.II.C

If an object was accelerating at 10 m/s^2, and a force of 10 newtons was required to accelerate it, what was the object's mass?

• 1 kilogram
• 10 kilograms
• 2 kilograms
• 5 kilograms

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TEKS.MATH.9-12.II.C

Solve for b:
4^{3b - 3} = 1/16

• 7
• -1/4
• 1/2
• 1/3

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TEKS.MATH.9-12.II.C

Find the inverse of f(x) = x² - 5

• f^-1(x) = √(x) + 5
• f^-1(x) = ∛(x-5)
• f^-1(x) =√(x+5)
• f^-1(x) = x² - 5

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TEKS.MATH.9-12.II.C

h(k) = 7x + 4
What is k, if h(k) = 39

• 4
• 8
• 5
• -1

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TEKS.MATH.9-12.II.C

Given that y varies inversely with x, if x =7 and y = 4, what is y when x = 2?

• 14
• 10
• 2
• -14

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TEKS.MATH.9-12.II.C

Solve for x:
4x + 5x = 27

• x = 27
• x = 3
• x = -27
• x = 0

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TEKS.MATH.9-12.II.C

18 is 40% of what number?

• 45
• 18
• 7.2
• 40

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TEKS.MATH.9-12.II.C

What is the x-intercept of the equation?
y = 3x - 12

• x = 3 or (3, 0)
• x = 4 or (4, 0)
• x = 1 or (1, 0)
• x = -12 or (-12, 0)

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TEKS.MATH.9-12.II.C