Factoring and Squares

Factor the greatest common monomial factor of 12x^2 - 18x.

• 4x

• 3x

• 9x

• 6x

Factor the greatest common monomial factor of 20y^2 - 28y.

• 5y

• 10y

• 6y

• 4y

Factor the difference of two squares: 9x^2 - 25.

• (3x + 5)(3x - 5)

• (9x + 5)(9x - 5)

• (3x - 5)(3x + 5)

• (3x + 5)(3x + 5)

Factor the difference of two squares: 16y^2 - 4.

• (8y + 2)(2y - 1)

• (4y + 1)(4y - 1)

• (4y + 2)(4y - 2)

• (2y + 4)(2y - 1)

Factor the greatest common monomial factor of 15a^2b - 9ab^2.

• 3ab

• 12ab

• 5ab

• 6ab

Factor the greatest common monomial factor of 24x^2y - 36xy^2.

• 24x^2y^2

• 12xy

• 18xy

• 6xy

Factor the difference of two squares: 64a^2 - 49b^2.

• (8a + 7b)(8a + 7b)

• (64a^2 - 49b^2)

• (8a + 7b)(8a - 7b)

• (8a - 7b)(8a + 7b)

Factor the difference of two squares: 36x^2 - 49y^2.

• (6x - 7y)(6x + 7y)

• (6x + 7y)(6x - 7y)

• (6x + 7y)(6x + 7y)

• (6x + 7y)(7y - 6x)

Factor the greatest common monomial factor of 18m^2n - 12mn^2.

• 15mn

• 6mn

• 9mn

• 3mn

Factor the greatest common monomial factor of 30ab^2 - 45a^2b.

• 15ab(2b - 3a)

• 10ab(3b - 4a)

• 20ab(b - 2a)

• 5ab(6b - 9a)