Solving Polynomial Equations by Factoring

Solve by Factoring:
x² + 15x + 64 = 20

• {-8, 2}
• {-7, 5}
• {-11, -4}
• {-11}

Tags

CCSS.HSA-REI.B.4B

Solve by Factoring:  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

Solve by completing the square: 25x²+20x+4 = 16

• x = 2/5, -6/5

• x = - 2/5, 6/5

• x = 5/2, -5/6

• x = -5/2, 5/6

Tags

CCSS.HSA-REI.B.4B

How many x-intercepts does x⁴+6x²+9= 0 have?

• 2

• 1

• 4

• None

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

Solve: 2x²-14x+24 = 0

• x = 4, 3

• x = 9/2, 10/4

• x = -3, -4

• x = -9/2, -10/4

Tags

CCSS.HSA-REI.B.4B

The solutions of the quadratic equation 
x²+5x+6=0 are

• x= -3 or x = -2
• x = -6 or x = 1
• x = 3 or x = 2
• x = -3 or x = 2

Tags

CCSS.HSA-REI.B.4B

What are the solutions? (Hint Factor and solve)

• x=0, x=-2 and x=7

• x=2 and x=7

• x=-2 and x=7

• x=0 and x=3 and x= 42

Tags

CCSS.HSA-REI.B.4B

Which of the following is NOT a solution to the function?

• x = -2
• x = -1
• x = 1
• x = 2

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

Solve

x² + 2x - 20 = 4

• x = -6, x = 4

• x = 6, x = -4

• x = 12, x = -2

• x = 8, x = -3

Tags

CCSS.HSA-REI.B.4B

Solve by factoring:3x² + 5x + 2 = 0  

• x = -2/3 and x = -1
• x = -3/2 and x = -1
• x = 2/3 and x = 1
• x = 2/3 and x = -1

Tags

CCSS.HSA-REI.B.4B