8.5 Factoring Review - Alg 1

Factor completely: 2x² - 20x

• x (2x - 10)

• 2 (x² - 10x)

• 2x (x - 10)

• Prime

Factor completely: x² - 81

• (x - 9)²

• (x + 9)(x - 9)

• (x + 3)(x - 3)

• Prime

Factor Completely: 9m² - 9

• (3m + 3)(3m - 3)

• 9 (m² - 1)

• 9 (m + 1)(m - 1)

• Prime

Factor completely:
x² + 12x + 36

• (x + 6)²

• (x + 9)(x - 4)
• (x - 12)(x + 3)
• (x - 6)(x - 6)

Factor the expression completely:
2x² + 6x + 4

• 2x (x + 3)

• 2 (x² + 3x + 2)

• 2 (x + 1)(x + 2)

• Prime

Factor completely: x² + 2x – 3

• (x - 2)(x + 1)
• (x + 1)(x - 3)
• (x + 2)(x - 1)
• (x - 1)(x + 3)

Factor by grouping:

4p³ + 8p² + 3p + 6

• (2p² + 3)(p + 2)

• (2p² + 6)(p + 4)

• (4p² + 3)(p + 2)

• (4p² + 8p)(3p + 6)

Factor by grouping:

x³ + 7x² - 2x - 14

• (x² - 2)(x - 7)

• (x² + 2)(x - 7)

• (x² + 2)(x + 7)

• (x² - 2)(x + 7)