Factoring review factoring

Factor:  x² + 9x + 18

• (x + 3)(x + 6)
• (x - 3)(x - 6)
• (x + 9)(x + 2)
• (x + 3)²

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Factor:  
x² -17x - 60

• (x - 20)(x + 3)
• (x - 3)(x + 20)
• (x - 3)(x - 20)
• (x + 3)(x + 20)

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Factor 12z² - 6z + 42 

• 6 (2z² - z + 7) 
• 6z (2z - z + 7) 

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Factor x²-17x+72

• (x+2)(x-36)

• (x-8)(x+9)

• (x-8)(x-9)

• (x-4)(x-7)

Factor x²+10x+16

• (x+2)(x+8)

• (x-2)(x-8)

• (x+1)(x+16)

• (x+6)(x+10)

Factor completely 5x²-15x+10

• (5x-2)(x-5)

• 5(x-2)(x+1)

• (5x+2)(x+5)

• 5(x-2)(x-1)

Is this a perfect square trinomial?
x² + 16x + 64

• Yes
• No

Tags

CCSS.HSA.APR.C.4

Factor:
x² - 30x + 225

• (x + 15)²
• (x - 15)²
• (x + 25)²
• (x - 25)²

Tags

CCSS.HSA.APR.C.4

Factor completely

25x²-81

• (5x-9)²

• (5x+9)(5x-9)

• 25(x-9)²

• (9x+5)(9x-5)

Factor completely

4x²-16

• (2x-4)(2x+4)

• (4x-4)(4x+4)

• 4(x-2)²

• 4(x-2)(x+2)