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

Simplify the following expression:
19 - ( 3 - 5b)

• 16 + 5b
• 21 + 5b
• 16 - 5b
• 21 - 5b

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

Factor
x² + 9x - 36

• (x + 12)(x - 3)
• (x + 9)(x - 4)
• (x - 12)(x + 3)
• (x - 9)(x - 4)

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

Which row of Pascal's Triangle would you use to expand (x+y)³?

• 1
• 1  1
• 1  2  1
• 1  3  3  1

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

Multiply  7x²y³ (2x⁴y⁵+6xy³)

• 14x⁸y¹⁵+42x²y⁹
• 9x⁶y⁸+13x³y⁶
• 14x⁶y⁸+42x³y⁶
• 14x⁶y⁸+42x²y⁶

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

Simplify

• 9
• √9
• 3√9
• can't simplify

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

What expression is equivalent to x² - 81?

• (x + 81)(x -1)
• (x + 9)(x + 3)(x - 3)
• (x - 9)(x - 9)
• (x - 9)(x + 9)

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

Factor completely.

121x² - 49

• ( 11x - 7 ) ²

• ( 11x - 7 ) ( 11x - 7 )

• ( 11x + 7 ) ( 11x - 7 )

• ( 12x + 7 ) ( 12x - 7 )

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

(4x - 1)(5x−2)

• 20x² + 3x − 2

• 20x² − 11x + 5

• 20x² − 13x + 2

• 20x² − 3x − 2

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

5x³ 2x

• 10x³

• 7x³

• 10x⁴

• 7x⁴

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

Simplify the expression below

 $\frac{6y\left(y+3\left(y-5\right)\right)}{y\left(y-5\right)\left(y-1\right)}$  

•  $\frac{6\left(y-5\right)}{y\left(y-1\right)}$  

•  $\frac{6y\left(y+3\right)}{y\left(y-1\right)}$  

•  $\frac{y\left(y-1\right)}{6\left(y+3\right)}$  

•  $\frac{y\left(y+3\right)}{6y\left(y-1\right)}$  

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