Solve Cubic Equations

Solve x³ -3x²-5x+15=0

• 3, √5

• 3, √5, -√5

• -3, √5, -√5

• -3, 5

What are the remaining factors for (x³ +x² -17x +15) if (x -1) is a factor?

• (x-1) (x+5) (x-3)

• (x-1) (x+5) (x + 3)

• (x+1) (x+5) (x-3)

• (x+1) (x-5) (x-3)

Tags

CCSS.HSA.APR.B.2

What are the three factors for P(x) = (x³ +x² -17x +15)?

• (x-1) (x+5) (x-3)

• (x-1) (x+5) (x + 3)

• (x+1) (x+5) (x-3)

• (x+1) (x-5) (x-3)

Tags

CCSS.HSA.APR.B.2

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Tags

CCSS.HSF-IF.C.7C

Find the root(s) of the function.

• x = 3

• x = {-3, -1, 2}

• x = {-3, 2}

• x = -1

Tags

CCSS.HSF-IF.C.7C

Solve for x, 5x³ = 1080

• 216

• 6

• 72

• 5

Tags

CCSS.8.EE.A.2

Find all zeros for the polynomial
P(x) = x³ -3x²-5x+15

• 3, √5 

• 3, √5, -√5

• -3, √5, -√5

• -3, 5i, -5i

If (x + 2) is a factor of x³ + 4x² + x - 6, what are the other factors?

• (x - 1)(x - 3)

• (x + 1)(x - 3)

• (x + 3)(x - 2)

• (x - 1)(x + 3)

Tags

CCSS.HSA.APR.B.2