GCF and A=1 Factoring

What is the GCF of 4 and 12?

• 3

• 1

• 6

• 4

What is the GCF of 18 and 24?

• 3

• 6

• 8

• 9

Find the GCF of 64 and 144

• 8

• 6

• 16

• 2

What is the GCF? 5x²+20x

• 5

• x

• 5x

• 20x

What is the first step when factoring polynomials?

• Find the GCF

• List all the terms

• Make a triangle

• Write the answer

Factor by using GCF:

10x² + 15x - 5

• 25(10x³+45x-15)

• 5(2x³ + 3x²-x)

• x(10x³+15x-5)

• 5(2x²+3x-1)

Factor by GCF:
10x² + 15x - 5

• 25(10x³+45x-15)

• 5(2x³ + 3x²-x)

• x(10x³+15x-5)

• 5(2x²+3x-1)

What is the GCF of 18k and 15k³

• 3k²

• 3k³

• 3k

• 5k

What is the GCF? 2x²-4x+8

• 2x

• 2

• x

• 1