factor polynomials

Factor completely:

 $3x^3+18x^2+15x$  

•  $3x\left(x^2+6x+5\right)$  
  

• (x + 5)(x + 1)

•  $3x\left(x+5\right)\left(x+1\right)$  

• Not factorable

Factor by grouping:
x³+7x²-2x-14

• (x²-2)(x-7)
• (x²+2)(x-7)
• (x²+2)(x+7)
• (x²-2)(x+7)

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Factor by grouping

x³ - 4x² -4x + 16

• (x+4)(x+2)

• (x-4)(x+2)(x-2)

• (x+4)(x² -4)

• (x-4)(x-2)

Factor: 

 $x^3-8$  

•  $\left(x+2\right)^3$  
  

•  $\left(x-2\right)\left(x^2+2x+4\right)$  
  

•  $\left(x+2\right)\left(x^2-2x+4\right)$  
  

•  $\left(x-1\right)\left(x^2-2x-4\right)$  
  

Factor:  27x³ + 8

• (3x + 2)(9x² - 6x + 4)
• (9x + 2)(3x² + 18x + 4)
• (3x²+4)(9x + 2)
• (27x + 8)(x² - 216x + 64)

Tags

CCSS.HSA.APR.C.4

How is factoring going?

• Great! I love it

• Good

• meh

• What is factoring?

Do you have any questions?