Homework 7.3 Factoring Polynomials

What is the GCF? 5x²+20x

• 5
• x
• 5x
• 20x

Factor:
10x + 15

• 100x + 150
• 10(x + 5)
• 1(10x + 15)
• 5(2x + 3)

Factor by using GCF:
10x² + 15x-5

• 25(10x³+45x-15)
• 5(2x³ + 3x²-x)
• x(10x³+15x-5)
• 5(2x²+3x-1)

8r³ + 16r²

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

w³ + 3w

• 3w(1)
• w(w² + 3)
• w³(w + 3)

Factor
5ab²c¹¹ + 2bc⁵

• bc⁵(5ab²c⁶ + 2b)
• bc⁵(5abc⁶ + 2)
• b²c⁵(5bc⁶ + 2)
• c4(5a²b²c⁷ + 2bc)

What is the greatest common factor of 30x and 56x²

• 4x

• 6x

• 2x

• x

What is the GCF of 28ab and 42b?

• 4b

• 6b

• 7b

• 14b

Factor by using GCF:

4b⁵+4b³+16b²

• 4b³(b⁴+b²+4b)

• 4b³(b⁴+4b+5)

• 4(b⁵+b³+4b²)

• 4b²(b³+b+4)

What does GCF stand for?

• Grandma Can Flo!
• Grid Characterization Facility
• Gluten and Casein Free
• Greatest Common Factor