Factors and Zeros of Polynomials

Factor x^4 - 16

• (x^2 + 4)(x^2 + 4)

• (x^2 - 4)(x^2 - 4)

• (x^2 + 4)(x - 2)(x + 2)

• (x + 4)(x - 2)(x + 2)

Factor x^4 - x^2 - 30

• (x^2 + 6)(x^2 - 5)

• (x^3 + 6)(x - 5)

• (x^2 - 6)(x^2 + 5)

• (x + 6)(x^3 - 5)

Factor x^3 - 2x^2 + x

• x(x - 1)(x + 1)

• x(x - 1)^2

• (x^2 - 1)(x + 1)

• (x^2 - 1)(x - 1)

Factor 2x^3 + x^2 - 2x - 1

• 2x(x - 1)(x + 1)

• x(x - 1)^2

• (x^2 + 1)(2x + 1)

• (2x + 1)(x - 1)(x + 1)

Factor x^4 - 4x^2 - 21

• (x^2 - 7)(x^2 + 3)

• (x^2 + 7)(x^2 - 3)

• (x^2 + 1)(x^2 - 21)

• (x^2 - 1)(x^2 + 21)

Factor x^4 + 3x^2 - 28

• (x^2 - 7)(x^2 + 4)

• (x^2 + 7)(x - 2)(x + 2)

• (x^2 + 2)(x^2 - 14)

• (x^2 - 2)(x^2 + 14)

Factor 3x^3 - 9x^2 + 4x - 12

• (3x + 4)(x^2 - 3)

• (3x + 2)(x - 2)(x + 3)

• (3x^2 + 2)(x^2 - 6)

• (x - 3)(3x^2 + 4)

Factor 3x^5 - 3x^3

• (3x^2 - 1)(x^3 + 1)

• 3x^3(x - 1)(x + 1)

• (3x^3 + 2)(x^2 - 6)

• x^3(3x^2 - 1)

Find zeros of 3x^3 - 27x

• x = -3 and 3

• x = -1, 0, 27

• x = -3, 0, 3

• x = -3, 1, 3

What are the solutions of 3x^5 - 3x^3 ?

• x = 0 , 1

• x = -3, 0 , 5

• x = -1, 0 , 1

• x = -3, 0 , 3