Factoring Polynomials Review

What method should you use to factor the polynomial?

x² - 36

• Factor by Grouping

• Factor out the GCF

• Difference of Squares

• Difference of 2 Cubes

Tags

CCSS.HSA.APR.C.4

Tags

CCSS.HSA.APR.C.4

x² - 400

• ( x - 200) ( x + 200) 
• ( x + 20) ( x + 20) 
• Prime
• ( x - 20) ( x + 20) 

Tags

CCSS.HSA.APR.C.4

What is the GCF of the trinomial?
3x² - 9x -120

• 3
• 2
• 6
• 9

What is ALWAYS the first step when factoring?

• Look for the GCF

• Write a, b, and c

• Difference of squares

• Group

Mathematical Equivalence

ON

Mathematical Equivalence

ON

• 2
• 3
• 4
• 1
• 6
• 5

• 16k(10k-3)

• 16k(10k+3)

• 16(10k-3)

• 16(10k+3)

Tags

CCSS.7.EE.A.1

Factor
k² - 2k - 24

• (k+4)(k-6)
• (k+4)(k+6)
• (k+6)(k-1)
• (k-4)(k+6)