Solve Quadratic Equations Review

Select the best answer. 

• {4, -2}

• {-4, 2}

• {-2, 4}

• {-1, 9}

Select the best answer.

• A

• B

• C

• D

Select the best answer.

• A

• B

• C

• D

Select the best answer.

• A

• B

• C

• D

A function has a discriminant of 25.
______________
How many solutions does it have?

• 0

• 1

• 2

• 5

A function has a discriminant of -3.
______________
How many x-intercepts does it have?

• 0

• 1

• 2

• 3

If the discriminant is zero you will have

• no real solutions

• two real solutions

• 1 real solution

• 1 imaginary solution

Solve: (2x - 1)² = 49

• 4

• -3

• -6

• 8

• -8

Determine the values of a, b, and c for the quadratic equation:

4x² – 8x = 3

• a = 4, b = -8, c = 3

• a = 4, b =-8, c =-3

• a = 4, b = 8, c = 3

• a = 4, b = 8, c = -3

What are the solutions for the equation 2x² + 16x = 18

• x = -1 and x = 9

• x = -9 and x = 1

• x = 2 and x= 18

• x = 2 and x = 16