Alg 2 Factoring Review

Factor 5x² -13x + 6

• (5x -2)(x-3)

• (5x -3)(x-2)

• (5x -13)(x-2)

• (5x +3)(x+2)

What are the factors of 7x² + 16x + 4?

• (7x + 4) (x + 1

• (7x - 2) (x - 2)

• (7x + 2) (x + 2)

• (7x - 2) (x + 2)

Factor x³ – 2x – 4x² + 8 by grouping. Remember to look for Standard Form, then for common factors.

• x³ - 4x² - 2x + 8

• (x – 4)(x² – 2)

• (x – 2)(x² – 4)

Factor by grouping:

5n³-10n²+3n-6

• (5n²+3)(n-2)

• (5n³+3)(n-2)

• (5n²-3)(n-2)

• 10n(n²-6)

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

• 16k(10k-3)

• 16k(10k+3)

• 16(10k-3)

• 16(10k+3)

Tags

CCSS.7.EE.A.1