Factoring Extra Credit

• (x+6)(x-6)

• (x-2)(x+18)

• (x+9)(x+4)

• Prime

• (x-7)(x-9)

• (x+7)(x+9)

• (x-21)(x+3)

• (x-3)(x+21)

• Prime

• (4n-3)(4n+3)

• (16n-9)(16n+9)

Factor:
5x² - 28x + 32

• (3x-10)(x+6)
• (x-8)(5x-4)
• (5x-8)(x-4)
• (5x-8)(x+7)

x² - 16

• Prime
• ( x - 4) ( x + 4) 
• ( x - 8) ( x + 8) 
• ( x - 4) ( x - 4) 

Factor: 8x³ - 1

• (2x - 1)(4x² + 2x + 1)
• (2x + 1)(4x² - 2x + 1)
• (2x - 1)(4x² - 2x - 1)
• (2x + 1)(4x² +2x + 1)

Factor and Solve

6x² + 17x + 12 = 0

• x = -4/3, x = -3/2

• x = 9, x = 8

• x = 4, x = 3

• x = -4, x = -3

25x² + 60x + 36

• (5x + 6)²
• (5x - 6)²
• (5x + 18)²
• Not a Perfect Square Trinomial

Solve  7x²  - 28x = 0

• x = 4, x = 7
• x = 0, x  = 4
• x = 0, x = -4
• x = -4, x = -7