Factoring Poly

Fully Factor the Following
216x³+125

• 6(x+5)³

• (6x+5)³

• (6x+5)(6x²-30x+25)

• (6x+5)(36x²-30x+25)

Tags

CCSS.HSA.APR.C.4

2x³-8x²-x+4

• (2x²-1)(x-4)

• 2(x²-1)(x+4)

• (x²-1)(2x-4)

• (2x²+1)(x-4)

Factor

2x⁴ - 13x² - 70

• (2x+7)(x-10)

• (7x+5)(x+2)

• (2x²+7)(x²-10)

• 2(x²+7)(x²+10)

x⁶ - 400

• ( x³ - 200) ( x³ + 200)

• ( x² + 20) ( x² + 20)

• ( x - 20) ( x + 20)

• ( x³ - 20) ( x³ + 20)

Tags

CCSS.HSA.APR.C.4

Factor:   x³ + 1

• (x + 1)³

• (x+1)(x² - x + 1)

• (x - 1) (x² + x - 1)

• (x + 1)(x² - 2x + 1)

Tags

CCSS.HSA.APR.C.4

Complete the formula
a³-b³=

• (a-b)(a²+ab+b²)

• (a+b)(a²-ab+b²)

• (a-b)(a²-ab+b²)

• (a+b)(a²+ab+b²)

Tags

CCSS.6.EE.A.2C

Factor using differencesum/ of cubes.  (use your notes!)
a³ + b³

• (a-b)(a²+ab+b²)

• (a+b)(a²-ab+b²)

• (a-b)(a²-ab+b²)

• (a+b)(a²+ab+b²)

Tags

CCSS.HSA.APR.C.4

Level 2 Question 14
8x⁶ - 64

• Prime

• 8(x² - 2)³

• 8(x²-2)(x⁴+2x²+4)

• 8(x-2)⁶

Tags

CCSS.HSA.APR.C.4

Factor this sum of cubes:
2x³ + 128

• 2(x³ + 64)

• (x + 4)(x² - 4x + 16)

• 2(x - 4)(x² + 4x + 16)

• 2(x + 4)(x² - 4x + 16)

Tags

CCSS.HSA.APR.C.4

7r³-8r²+42r-48

• (r²+6)(7r+8)

• (r²+6)(7r-8)

• (r²+6)(r²+8)

• (r²+6)(7r+6)