Lesson Check: Factoring

What does GCF stand for?

• Good Cold Flu
• Gaussian Coefficient Formula
• Given Clear Function
• Greatest Common Factor

Which shows the expression 6 + 15 with the GCF factored out?

• 6 (1 + 15)

• 2 (3 + 7)

• 3 (2 + 5)

• 1 (6 + 15)

True or False?
2x + 6 = 2(x + 3)

• True
• False

Tags

CCSS.6.EE.A.4

Factor the expression 9x + 27 using the GCF.

• 9( x + 3 )

• 9x + 3

• 3(3x + 9)

Tags

CCSS.7.EE.A.1

Factor completely: -3 + 6x

• -3 (1 + 2x)

• -2 + -1 + 6 + x

• 6( -2 + x )

• 3 ( 1 + 2x)

Tags

CCSS.7.EE.A.1

Which shows the expression 8 + 40 with the GCF factored out?

• 4 (2 + 10)

• 2 (4 + 20)

• 8 (1 + 5)

• 6 (2 + 36)

Factor Completely:

-9u + (- 81)

• 9(u + 9)

• -9(u - 9)

• -9(u + 9)

• -90u

Tags

CCSS.7.EE.A.1

What is the GCF of 4 and 12?

• 3
• 1
• 6
• 4

6m + 2n - 14

• 2(3m + n + 7)

• 2(3m + n - 7)

• 2m(1 + n - 7)

• 2m(1 + n + 7)

Tags

CCSS.6.EE.A.3

Which shows the expression 30 + 50 with the GCF factored out?

• 10 (3 + 5)

• 5 (6 + 10)

• 2 (15 + 25)

• 30 (1 + 2)