Common Monomial Factoring Quiz

What is the first step in common monomial factoring?

• Add all terms together

• Subtract the smallest term from the largest

• Find the greatest common factor

• Multiply all terms by 2

In the expression 4x + 12, what is the greatest common factor?

• 4

• 8

• 6

• 2

After factoring 4x + 12, what are the resulting factors?

• 4(x + 6)

• 4(x + 3)

• 2(x + 6)

• 2(x + 3)

What is the GCF of the terms in 3x - 15?

• 1

• 3

• 5

• 15

What are the factors of 3x - 15 after factoring?

• 3(x - 5)

• 3(x + 5)

• 5(x + 3)

• 5(x - 3)

In the expression 5x^2 + 20x, what is the GCF including the variable?

• 5x

• 20x

• x

• 5

What are the factors of 5x^2 + 20x after factoring?

• 5(x + 4)

• 5x(x + 4)

• x(5 + 4)

• 5x(x + 5)

What is the GCF of 7x^2 and -21x^3?

• 21x^3

• 7x^2

• x^2

• 7

After factoring 7x^2 - 21x^3, what are the resulting factors?

• 7x^2(x + 3)

• 7x(x^2 - 3)

• 7(x^2 - 3x)

• 7x^2(x - 3)

What should you do to find the GCF when variables are present in both terms?

• Add the exponents of the variables

• Choose the variable with the lowest exponent

• Ignore the variables

• Choose the variable with the highest exponent