Review of 7.4

What is the Greatest Common Factor of the following polynomial?
12t³ + 30t² + 48t

• 12t
• 6t³
• 6t
• 12t³

Factor:

2n²-8n³

• 2n²(n-4n²)

• 2n²(1-4n¹)

• 2n³(10-8n²)

• 3n(1-4n)

Factor:
18a²-15a

• 15a(3a-1)
• 3a(6a-1)
• 3(6a-5)
• 3a(6a-5)

Factor
12x + 9

• 3(4x + 3)
• x(12+9)
• 3(4x - 3)
• not factorable

GCF of 11ab + 32ab

• 11
• 11ab
• ab
• 2a

GCF of 14 and 28

• 2
• 7
• 14
• 8

Factor by GCF:
56a³ - 8a

• 8a²(56a³-8a)
• 8a(7a²-1)
• 8a(7a³-a)
• 8a²(35a²-a)

Factor by GCF:
56a³ - 8a

• 8a²(56a³-8a)
• 8a(7a²-1)
• 8a(7a³-a)
• 8a²(35a²-a)

• Prime

What is the GCF of 10a²b³ and 20a²b²?

• 20a²b³
• 10a²b³
• 20ab²
• 10a²b²