Review of Factoring

What is the GCF of 12 and 18

• 3
• 4
• 6
• 2

Factor: 3x³ +9x

Factor:
10x + 15

• 100x + 150
• 10(x + 5)
• 1(10x + 15)
• 5(2x + 3)

Tags

CCSS.7.EE.A.1

Factor completely: 4x²-8x

• 4x

• 4x(x-2)

• (4x-2)(x+6)

• x(4x-8)

Factor:
18a² - 15a

• 15a(3a-1)
• 3a(6a-1)
• 3(6a-5)
• 3a(6a-5)

• not factorable

Tags

CCSS.HSA.APR.C.4

Factor: x² - 9

• ( x + 3 ) ( x - 3 ) 

• ( x - 3) ( x - 3 ) 

• ( x + 3) ( x + 3 ) 

• Prime

Tags

CCSS.HSA.APR.C.4

Factor:
9x² - 49

• (3x + 7)(3x - 7)
• (3x + 7)²
• (x - 7)²
• (x+7)(x-7)

Tags

CCSS.HSA.APR.C.4

Factor: x² + 7x – 30

• (x + 10)(x - 7)

• (x + 10)(x + 3)

• (x + 10)(x - 3)

• (x - 10)(x - 7)

Factor:
x² - 9x + 20

• (x - 10)(x - 2)
• (x - 20)(x - 1)
• (x - 10)(x + 2)
• (x - 5)(x - 4)