Factoring GCF

What is the GCF of 32 and 40?

• 2

• 4

• 6

• 8

What is the GCF of 18k and 15k³?

• 3k²

• 3k³

• 3k

• 5k

What is the GCF of 26xy and 10x²y²?

• 2xy

• 2x²y²

• 10x²y²

• 10xy

Factor by GCF:

18a²-15a

• 15a(3a-1)

• 3a(6a-1)

• 3(6a-5)

• 3a(6a-5)

Factor by GCF:
56a³ - 8a

• 8a²(56a³-8a)

• 8a(7a²-1)

• 8a(7a³-a)

• 8a²(35a²-a)

Factor by GCF:
4b⁵ + 4b³ + 16b²

• 4b³(b⁴+b²+4b)

• 4b³(b⁴+4b+5)

• 4(b⁵+b³+4b²)

• 4b²(b³+b+4)

What is the GCF? 5x²+20x

• 5

• x

• 5x

• 20x

Factor out the GCF

3x³ + 9x

• 3x (x² + 3)

• 3x ( x³ + 9)

• x (3x² + 9)

• 3x (x³ + 3x)

Factor by GCF:
6m² + 16m

• 2(3m² + 8m)

• 2m(3m + 8)

• 2m(3m - 8m)

• not factorable

-10xy⁹z + 8y³z⁵

• -2y⁴z(20xy⁶ - 4z⁴)

• -2y³z(5xy⁶ - 4z⁴)

• -2y³z(5xy⁶z - 4z⁵)

• -2y³z(5xy⁶z - 8z⁴)