Greatest Common Factor (GCF)

Factorise: 12x² + 15x

• 6x(2x+3)

• 3(x²+5x)

• 4x(3x+5)

• 3x(4x+5)

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

What is the GCF of 18 and 24?

• 3
• 6
• 8
• 9

What is the GCF of 18k and 15k³

• 3k²
• 3k³
• 3k
• 5k

Factor by GCF:
6m² + 16m

• 2(3m² + 8m)
• 2m(3m + 8)
• 2m(3m - 8m)
• not factorable

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

CCSS.HSA.APR.A.1

What is the GCF? 3x+9

• x
• 3
• 9
• 3x

What is the GCF? 2x²-4x+8

• 2x
• 2
• x
• 1

Tags

CCSS.HSA.SSE.B.3

Factor:
x² - 5x

• 1(x - 5)
• x(x - 5x)
• x(x - 5)
• x²(1 - 5)

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.APR.B.2

Factor using the GCF method
8r³ + 16r²

• 4r²(2r + 4)
• 8r²(r + 2)
• 8(r³ + r²)
• 4(r³ + 2r²)