Factoring Review

Which of the following is the prime factorization of 60?

• 2²⋅3⋅5
• 3⋅4⋅5
• 2²⋅15
• 2⋅3⋅5

Which of the following could NOT be a prime factorization of any number?

• 2
• 7
• 2³
• 3⋅6

What is the GCF of 12 and 32?

• 2
• 4
• 6
• 8

What is the GCF of 10x² and 15x?

• 5
• 5x
• 10
• 10x

What is the correct factorization of 6x² and 24x?

• 3x(2x+8)
• 6(x²+4x)
• 3(2x² +8x)
• 6x(x+4)

What is the correct factorization of 6x² and 24x?

• 3x(2x+8)
• 6(x²+4x)
• 3(2x² +8x)
• 6x(x+4)

What is the complete factorization of 8y³-4y²+10y?

• y³(8-4y+10y)
• y(8y²-4y+10)
• 2(4y³-2y²+5y)
• 2y(4y²-2y+5)

What is the correct factorization of 5(x+2)-3x(x+2)?

• (5x+10) - (3x²+6x)
• (5-3x)(x+2)
• (5x+2)(-3x+2)
• (5-2x)(x+3)

What is the correct factorization of x²+13x+30?

• (x+1)(x+30)
• (x+2)(x+15)
• (x+3)(x+10)
• (x+5)(x+6)

What is the correct factorization of x²-2x-15?

• (x+5)(x-3)
• (x-5)(x+3)
• (x-5)(x-3)
• (x+5)(x+3)