Solving Higher Order Polynomials

Factor: 2x⁴ + x² − 10

• (x² + 5)(x − 2)(x + 2)

• (2x² − 5)(x² + 2)

• (2x² + 5)(x² − 2)

• (2x² + 5)(x − 2)(x + 2)

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Solve the following equation:
x⁴ - 6x² + 8 = 0

• 2, -2

• 2, -2, √2, 2i

• √2, -√2

• 2, -2, √2, -√2

Solve the following equation:
x⁴ + x² - 90 = 0

• 3, -3, ±√10

• 3, -3

• ±√10

• 3

Solve by factoring: 3x³ + 15x² + 30x = 0

• 3, -3, -2

• 0, -2, -3

• 0, 2, 3

• 0, -6, 1

FInd all zeros for the polynomial
f(x) = x⁴+8x²-9

• -1, ⅓, ±3i

• ½, -1, ±3i

• 1, -1, ±i√11

• 1, -1, ±3i

Find the zeros. Select all that apply.

0 = x³ - 25x

• -25

• -5

• 0

• 5

• 25

Solve x⁴-5x²-24

• x=√8,-√8,3i,-3i

• x=√8,-√8,3,-3

• x=√8,√-3

• x= 8, -8, 3i, -3i