Factoring Quadratics Plus Sum and Difference of Cubes

Factor  $x^2-81$  

• (x-9)(x-9)

• (x+9)(x+9)

• (x-9)(x+9)

• Can't be factored

Tags

CCSS.HSA.APR.C.4

Factor $x^2-10x+24$  

• (x-4)(x-6)

• (x-12)(x+2)

• (x-8)(x-3)

• (x+24)(x-1)

Tags

CCSS.HSA.APR.B.3

Factor: 3v² - 4v - 7

• 3(v-7)(v-1)

• (3v-7)(v+1)

• (3v+1)(v-9)

• (3v+1)(v-10)

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Factor: 25x² - 9

• (5x + 3)(5x - 3)

• (x + 5)(x - 3)

• (x - 3)(x + 5)

• (5x + 3)(3x + 5)

Tags

CCSS.HSA.APR.C.4

Factor: 6m² + 16m

• 2(3m² + 8m)

• 2m(3m + 8)

• 2m(3m - 8m)

• not factorable

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Factor: 2x² +10x - 28

• 2(x + 7)(x + 2)

• 2(x + 7)(x - 2)

• (2x + 7)(x - 4)

• (2x - 7)(x - 4)

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Factor:  x² + 13x + 30

• (x + 3)(x + 10)
• (x + 5)(x + 6)
• (x + 2)(x + 15)
• (x + 1)(x + 30)

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.2

Factor: 18b² - 9b³

• 9b²(18-9b)

• b²(2-b²)

• 9b²(18-9b²)

• 9b²(2-b)

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Factor:  x² - 2x - 24

• (x + 6)(x - 4)
• (x + 4)(x - 6)
• (x - 4)(x - 6))
• (x - 3)(x + 8)

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Factor:  8x² + 7x - 4

• (2x + 3)(2x - 5)
• (4x + 3)(x - 5)
• (2x - 3)(2x - 5)
• (4x - 3)(x + 5)

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2