Gcf and Factoring Trinomials with a > 1

Find the greatest common factor (GCF) of 12 and 18.

• 3

• 6

• 15

• 10

Calculate the GCF of 28 and 42.

• 14

• 10

• 35

• 21

What is the GCF of 18 and 24?

• 3

• 6

• 8

• 9

Factor:
16x² + 18x + 12

• 4(4x² + 6x + 3)

• 2(8x² + 9x + 6)

• 2x(8x + 9 + 3)

• x(16x + 18 + 12)

Factor the trinomial.

• 5(x-4)(x+3)

• (x-4)(x+3)

• 5(x+4)(x-3)

• (x+4)(x-3)

Factor the trinomial.

• 2(x+3)(x+2)

• (x+3)(x+2)

• 2(x+6)(x+1)

• 2(x+5)(x+1)

Factor the trinomial. Look for a GCF first!

• A

• B

• C

• D

Factor the trinomial. Look for a GCF first!

• A

• B

• C

• D

Factor the trinomial.

• 3(x+3)(x-2)

• 3(x-3)(x-2)

• (x+5)(x+1)

• 3(x-5)(x-1)

Factor
2n² + 32n + 126

• (n-7)(n+4)

• (n+7)(n-9)

• (n-3)(n-10)

• 2(n+7)(n+9)