Factor GCF

Factor GCF

Multiple Choice

Factor out the GCF

21x⁷y⁶ + 30x⁵y⁸ - 18x⁵y⁶

• 3xy (7x⁴y² + 10x²y⁶ - 6x)

• 3x⁵y⁶ (7y² + 10 x² - 6)

• 3x⁵y⁶ (7x² + 10y² - 6)

• 3x⁷y⁸ (7y² + 10x² - 6x²y²)

Multiple Choice

Factor out the GCF

4a³b⁵ - 18a²b³ + 8a³b³

• 4a²b³ (ab² - 4 + 2a)

• 2a²b³ (2ab² - 9 + 4a)

• 2a²b³ (2ab - 9ab + 4)

• a²b (4ab - 18a²b³ + 8ab²)

Multiple Choice

Factor out the GCF

4a³b⁵ - 18a²b³ + 8a³b³

• 4a²b³ (ab² - 4 + 2a)

• 2a²b³ (2ab² - 9 + 4a)

• 2a²b³ (2ab - 9ab + 4)

• a²b (4ab - 18a²b³ + 8ab²)

Multiple Choice

Find the greatest common factor. 6x⁴y³-12x⁴y²+6x³y²

HINT: Does 12 divide by 6 (the smallest coefficient)? How many of each letter can you take out evenly?

• 6

• 6xy

• 6x³y²

• 6x⁹y⁶

Multiple Choice

Find the greatest common factor.

55a⁴b³+20a³b²-5a²b

HINT: What is the smallest exponent on a and b?

• 5

• 5a²b

• 5ab²

• 5a⁶b³

Multiple Choice

Factor:

80x⁵-70x²-60x⁷

• 2x²(80x³-70-60x⁶)

• 10x²(80x⁴-70x-60x⁶)

• 10x²(8x³-7-6x⁶)

• 3x²(80x³-40-60x⁵)