Solving by Factoring When a Is Not 1

Factor
k² - 2k - 24

• (k+4)(k-6)

• (k+4)(k+6)

• (k+6)(k-1)

• (k-4)(k+6)

Factor:

2m² + 3m − 9

• 2(m + 3)(m − 3)

• (2m − 3)²

• (m + 3)(2m − 3)

• (2m + 3)(m − 3)

Factor:

9x² − 6x − 8

• (3x + 2)(3x − 4)

• (3x + 2)(3x + 4)

• (3x − 2)(3x − 4)

• (x − 1)(9x + 8)

Factor:

5x² − 28x + 32

• (3x −10)(x + 6)

• (x − 8)(5x − 4)

• (5x − 8)(x − 4)

• (5x − 8)(x + 7)

Tags

CCSS.HSA-REI.B.4B

Factor
4n²-17n-15

• (n-10)(6n+1)

• (4n-5)(n-3)

• (n-5)(4n-3)

• (n-5)(4n+3)

Find the zeros of this quadratic.

• b=4/5, b=3

• b=4, b=-3

• b=1/5, b=3

• b=4/5, b=-3

Tags

CCSS.HSA-REI.B.4B

Factor and Solve: Remember the two numbers you choose when factoring, are not your solutions to the equation!

a² + 2a − 24 = 0

• a = −6, 4

• a = 6, −4

• a = 12, −2

• a = 8, −3

Tags

CCSS.HSA-REI.B.4B

Factor completely: 2x²+22x+60

• (2x+10)(x+6)

• (x+5)(x+6)

• 2(x+1)(x+30)

• 2(x+5)(x+6)

Solve by factoring:  2x²+ 7x + 6 = 0

• x= 3/2 and x = 2

• x = -3/2 and x = -2

• x = 6 and x = 7

• x = -6 and x = -7

Tags

CCSS.HSA-REI.B.4B