Int. II - Quiz 11.1 - 11.6 Review

Simplify the expression.

(12x² - 5) + (3x³ - 6x² + 2)

• 3x³ - 6x²

• 3x³ + 6x² - 3

• 6x³ - 3

• 6x² - 3x - 3

Simplify the expression.

(4a - 3a² + 1) - (2a + a² - 5)

• -4a² + 2a + 6

• -6a² + 5a - 4

• -4a² - 2a - 6

• -6a² - 5a - 4

Simplify.

2x(x + 3y - z)

• 2x²

• 2x² + 3y - z

• 2x² + 6xy - 2xz

• 2x² + 6y - 2z

Simplify.

a(b² + b - 6)

• b² + b - 6

• ab - 6a

• ab² + ab - 6a

• ab² - ab - 6a

Find the GCF of 18r³ + 27r².

• 9r²

• 3r²

• 9

• 3r

Find the GCF of 15e² - 25ef.

• 5ef

• e

• 15e

• 5e

Find the GCF and simplify.

81x²y - 27x³y²

• xy(81x - 27x²y)

• 27x²y(3 - xy)

• 9x²y(9 - 3xy)

• x²y(81 - 27xy)

Find the GCF and simplify.

3a³b² - 6ab

• 3ab(a²b - 2)

• ab(3a²b - 6)

• 3ab

• 3ab - 6

Simplify.

(2x - 5y)(3x + 8y)

• 6x² + 31xy - 13y²

• 6x² + xy - 40y²

• 5x² - xy - 40y²

• 5x² - 16xy + 40y²

Simplify.

(4a - b)(4a + b)

• a² - b²

• 4a² - 4b²

• 16a² - 4b²

• 16a² - b²