Quadratic Factoring Lesson

Factor Completely: 5n² - 6n - 27

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

Factor 
2c² + 4c - 84

• (c-6)(2c+14)
• (c+7)(2x-12)
• (c-4)(2c+21)
• 2(c+7)(c-6)

Factor Completely: 3x² + 5x - 12

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

Factor
r² - 12r + 27

• (r - 3)(r + 9)
• (r + 3) (r + 9)
• (r - 3) (r - 9)
• (r + 3) (r - 9)

Factor
3a² + 4a + 1

• (7a-10)(a-8)
• Not factorable
• (3a+1)(a+1)
• (3a-1)(a-1)

What is the factored form of
16x² - 16x - 12?

• 4(2x - 2) (2x + 2)
• 4(2x - 6) (x + 2)
• 4(2x - 2) (2x + 3)
• 4(2x - 3) (2x + 1)

Factor Completely: 9x² - 49

• (3x + 7)(3x + 7)
• (3x + 7)(3x - 7)
• (3x - 7)(3x - 7)
• Not factorable

Find the expression equivalent
to (x-1)(x-9)

• x²+9
• x²-10x+9
• x²-10x-9
• x²+10x+9

Factor Completely: 4x² - 20x + 25

• (4x - 25) (x -1)
• (2x + 5) (2x - 5)
• (2x - 5)²
• (4x - 5) (x - 5)

Factor Completely: 6x² + 7x - 3

• (2x + 3)(3x-1)
• (2x - 3)(3x + 1)
• (2x + 3)(6x - 2)
• (3x - 3)(2x + 1)