TEKS.MATH.9-12.II.A

Fully Factor the Following
216x³+125

• 6(x+5)³
• (6x+5)³
• (6x+5)(6x²-30x+25)
• (6x+5)(36x²-30x+25)

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TEKS.MATH.9-12.II.A

f(x) = 3x² + 7x and g(x) = 2x² - x - 1, find (f - g)(x).

• x² + 8x + 1
• x² + 6x - 1
• 5x² + 8x - 1
• x² + 8x -1

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TEKS.MATH.9-12.II.A

If a lawyer charges $120 an hour (or any fraction of an hour), how much is a bill for 3 hours and 20 minutes? What is the equation for this problem?

• l(x) = 120x
• l(x) = 120[x-1]
• l(x) = 120[x]
• l(x) = 120[x+1]

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TEKS.MATH.9-12.II.A

The population of turtles is doubling every 3 months.  If there are 400 turtles now, how many will there be in 2 years?  (Choose equation)

• y = 400(2)²
• y = 400(2)⁶
• y = 400(2)⁸
• y = 400 + 2(8)

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TEKS.MATH.9-12.II.A

To solve 36 = 6^x, re-write 36 as what base and exponent?

• 3⁶
• 6³
• 6²
• 3¹²

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TEKS.MATH.9-12.II.A

Which of these represents slope-intercept form?

• y - y₁ = m(x-x₁)
• Ax + By = C
• y = mx + b

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TEKS.MATH.9-12.II.A

Translate the sentence into an equation:
Four more than six times a number is 18.

• 4 + 6x = 18
• 4x + 6 = 18
• 6x + 4 = 18
• not enough info

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TEKS.MATH.9-12.II.A

(x³-x²+4) - (3x³-2x²+3)

• -2x³-3x²+7
• -2x³+x²+1
• 2x³-3x³-1
• 4x³-3x²+7

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TEKS.MATH.9-12.II.A

Which of the following represents the equation of the line passing through (-4, 5) PERPENDICULAR to the line y = -1/2x + 5/2?

• y = 2x + 13

• y = 2x + 5

• y = -1/2x + 3

• y = -1/4x + 11/2

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TEKS.MATH.9-12.II.A

Write the equation of a vertical line through the point (-1,3).

• y=-1x+3

• y=3x-1

• x=-1

• y=3

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TEKS.MATH.9-12.II.A