Review Factoring and Solving by Factoring

Fully Factor the Following
25x²-81

• (5x-9)²
• (5x+9)(5x-9)
• 25(x-9)²
• (9x+5)(9x-5)

Tags

CCSS.HSA.APR.C.4

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

x²-17x+72

• (x+2)(x-36)
• (x-8)(x+9)
• (x-8)(x-9)
• (x-4)(x-7)

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Factor
3v² - 4v - 7

• (3v-7)(v+1)
• 3(v-7)(v-1)
• Unfactorable
• (3v+1)(v-10)

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.APR.B.2

CCSS.HSA.SSE.A.2

Factor: 3x²-17x+10

• (x-5)(3x-2)
• (x+5)(3x+2)
• (3x-5)(x-2)
• (x+5)(3x-2)

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Solve by factoring: x² + 3x - 18 = 0

• x = -3 and x = 6
• x = 3 and x = -6
• x = -9 and x = 2
• x = 9 and x = -2

Tags

CCSS.HSA-REI.B.4B

a² - 9a + 8 = 0

• {-4, 14}
• {-5, -4}
• {1, 8}
• {-4, 11}

Tags

CCSS.HSA-REI.B.4B

x² - 9

• (x + 3) (x - 3)
• (x - 3) (x - 3)
• (x + 3) (x - 6)
• Can't factor using Diff. of Squares

Tags

CCSS.HSA.APR.C.4

4a² - 25

• (2a + 5) (2a - 5)
• (2a - 5) (2a - 5)
• (x + 5) (x - 5)
• Can't factor using Diff. of Squares

Tags

CCSS.HSA.APR.C.4

6x² - x - 2 = 0

• x= -2/3, 1/2

• x= 2/3, -1/2

• x= -2/3, -1/2

Tags

CCSS.HSA-REI.B.4B