Solving Polynomial Equations

Solve by Factoring or Quadratic Formula:  4x² + 11x - 3 = 0

• x = -3/4 and x = -1
• x = 4 and x = 3
• x = 1/4 and x = -3
• x = -1/4 and x = 3

Tags

CCSS.HSA-REI.B.4B

What are the zeros of the function?

• 4,1,2

• 3,1,-2

• -3, -1, 2

• -2,4,-1

Is (x - 9) a factor of 4x² -33x -27?

• yes
• no

Tags

CCSS.HSA.APR.B.2

What quadratic do you get when you divide out the root of x=-3 from x³-3x²-10x+24?

• x²-7x+5
• x-8
• x²-6x+8
• x+9

Tags

CCSS.HSA.APR.B.2

Let f(x) = 3x² - 9x +2. Is x = -3 a root of the function?

• yes
• no

Solve by Factoring: x² + 15x + 44 = 0

• x=-8, 2

• x=-7, 5

• x=-11, -4

• x=-11

Tags

CCSS.HSA-REI.B.4B

Solve (x²-9) = 0

• x = 9

• x = 9, -9

• x = 3, -3

• x = 3

Tags

CCSS.8.EE.A.2

Solve for the values of x:
(2x - 1)(x + 4) = 0

• x= 1/2,-4

•  x= 1/2, 4

• x= 2,-4

• x= -2, 4

Tags

CCSS.HSA-REI.B.4B

Write in factored form.

• y = x(x - 3)(x - 2)
• y = x(x - 3)² (x+2)
• y = x(x + 3)² (x - 2)
• y = x(x + 3) (x - 2)²

How many real roots does this polynomial have?