Factorization Quiz

Factor the expression completely: 5x − 4x^2

• -x(4x - 5)

• x(5 - 4x)

• 4x(5 - x)

• 5x(x - 4)

Factor the expression completely: −9x^3 + 72x^5

• -9x^3(1 - 8x^2)

• -9x^3(8x^2 - 1)

• 9x^3(-1 + 8x^2)

• -9x^3(1 + 8x^2)

Factor the expression completely: x^4y + y^5

• y(x^4 + y^4)

• x^4(y + y^4)

• y(x^4 + y)

• x^4 + y^5

Factor x^2 + x − 2

• (x - 1)(x + 2)

• (x + 1)(x - 2)

• (x - 2)(x + 1)

• (x + 2)(x - 1)

Factor the trinomial: 5x^2 + 39x + 28

• (5x + 4)(x + 7)

• (5x + 28)(x + 1)

• (x + 4)(5x + 7)

• Cannot be factored

Factor completely: 5x^2 + 6x + 1

• (5x + 1)(x + 1)

• (5x + 5)(x + 0.2)

• (5x + 1)(x + 1)

• (5x + 1)(x + 0.2)

Factor completely: 5x^2 − 51x + 10

• 5(x - 1)(x - 2)

• 5(x - 10.2)(x - 0.5)

• (5x - 1)(x - 10)

• (5x - 2)(x - 5)

Factor completely: −4x^4 − 52x^3 − 88x^2

• -4x^2(x + 4)(x + 11)

• -4x^2(x^2 + 13x + 22)

• -4x^2(x - 4)(x - 11)

• -4x^2(x^2 - 13x + 22)

Factor completely: x^3 − 3x^2 − 40x

• x(x - 8)(x + 5)

• x(x - 5)(x + 8)

• x(x^2 - 3x - 40)

• x(x + 8)(x - 5)

Factor completely: 5x^2 − 7x + 2

• (5x - 1)(x - 2)

• (5x - 2)(x - 1)

• (5x + 2)(x - 1)

• (5x + 1)(x - 2)