GRADE 8 - QUIZ#2

Factor using GCF or monomial factoring:

2x + 18

• 2(2x + 9)

• 2(x + 8)

• 2(x + 9)

• cannot be factored

Factor using GCF or monomial factoring:

x² - 5x

• 1(x - 5)

• x(x - 5)

• x(x - 5x)

• x²(1 - 5

What is the GCF of the terms below?

24x³ + 36x²

• 4x

• 6x²

• 12x³

• 12x²

Find the GCF of the terms of each polynomial.

72y⁵ + 18y²

• 18y

• 4y⁵

• 18y²

• 9y²

What is the greatest common factor of 20a²b² and 50b³?

• 10a²b²

• 10b³

• 10ab²

• 10b²

FACTOR: 25x² - 36y²

• (5x + 6y)²

• (25x + 6y) (x - 6y)

• (5x - 6y)²

• (5x + 6y) (5x - 6y)

FACTOR: 4x² - 25

• (4x + 5) (x - 5)

• (2x - 5)²

• (2x + 5) (2x - 5)

• (2x + 5)²

FACTOR: x² - 16

• (x + 4) (x - 4)

• (x + 8) (x - 2)

• (x - 4) (x - 4)

• (x + 4)²

FACTOR: 64x² - 81y²

• (6x + 9y) (6x - 9y)

• (8x + 9y) (8x - 9y)

• (8x + 7y) (8x - 7y)

• (6x + 7y) (6x - 7y)

Which of these can factor using difference of two squares?

• 144x² - 49y²

• 100x² + 20x + 1

• x² + 4x - 12

• 14x - 16