Alg 2 GCF

What is the greatest common factor of 8x² and 4x?

• 8x²

• 4x²

• 2x

• 4x

What is the greatest common factor of 18xy³ and 25x³y²?

• xy²

• x³y²

• 1

• x²y³

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

2x + 4

• 2(x + 2)

• 2(x + 4)

• 4(x + 4)

• 4(x + 2)

15x⁴ + 20x³ - 25x

• 5x²(3x² + 4x - 5)

• 5x(3x³ + 4x² - 5x)

• 5x(3x³ + 4x² - 5)

• 5(3x⁴ + 4x³ - 5x)

6x²y - 18xy²

• 6(x - 3y)

• 6xy(x - 3y)

• 6xy²(x - 3)

• 6x²y(3y - 1)

24x² + 30

• 6(4x² + 5)

• 6x(4x + 5)

• 2(12x² + 15)

• 2x(12x + 15)

Factor:
56a³-8a

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