TEKS.MATH.9-12.II.B.1

Factor
3v² - 4v - 7

• (3v-7)(v+1)
• 3(v-7)(v-1)
• (3v+1)(v-9)
• (3v+1)(v-10)

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TEKS.MATH.9-12.II.B.1

If f(x)=3x-9, find f(5).

• f(5) = 6
• f(5) = 16
• f(5) = -4
• f(5) = 24

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TEKS.MATH.9-12.II.B.1

Factor:
5n² - 6n - 27

• (5n + 3)(n-9)
• (5n - 3)(n + 9)
• (5n + 9)(n - 3)
• (5n - 9)(n + 3)

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TEKS.MATH.9-12.II.B.1

Rewrite using a positive exponent.
2w^-13

• -w¹³
• 2/_w¹³
• 2/_w^-13
• 2w¹³

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TEKS.MATH.9-12.II.B.1

The total area of the playground, the larger rectangle, is 
16x² − 5x + 2. The area of the play area, the smaller rectangle, is 10x² + 3x − 1. Write an expression to represent the area of the sidewalk.

• 6x² − 8x + 3
• 16x² − 8x + 3
• 16x² − 2x + 1

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TEKS.MATH.9-12.II.B.1

Factor and cancel out in order to simplify.

• 1/(n-7)

• n-7

• (n-6)/(n-7)

• n-6

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TEKS.MATH.9-12.II.B.1

Simplify the following expression:

(-4r⁵)(2r⁸)

• -8r¹³

• -2r¹³

• -8r⁴⁰

• -2y⁴⁰

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TEKS.MATH.9-12.II.B.1

According to exponent rules, when we divide two powers with the same base we _______ the exponents.
Example: h⁸ / h³

• add
• subtract
• multiply
• divide

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TEKS.MATH.9-12.II.B.1

2x³ - 5x² + 3x + 7 ÷ x - 2

• 2x³ - x² + x + 9

• 2x² - x + 1

• 2x² - x + 1 + 9/(x - 2)

• 2x² - 9x - 15 - 23/(x - 2)

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TEKS.MATH.9-12.II.B.1

Factor by grouping:
 $x^3-5x^2+5x-25$  

•  $\left(x^2-5\right)\left(x-5\right)$  

•  $\left(x^2+5\right)\left(x-5\right)$  

•  $\left(x^2-5\right)\left(x+5\right)$  

•  $\left(x^2+5\right)\left(x+5\right)$  

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TEKS.MATH.9-12.II.B.1