Solving Quadratic Equations - Unit Test A

First Name

Last Name

1. Solve the equation by factoring.

• A. x = 9 and x = 6
• B. x = 9 and x = -6
• C. x = 54 and x = 18
• D. x = -9 and x = 6

• A. Add 16 to both sides of the equation.
• B. Subtract 9 from both sides of the equation.
• C. Take the square root of 9.
• D. Add 64 to both sides of the equation.

• A. I, III and IV
• B. III and IV
• C. IV only
• D. I, II, III and IV

• A. Lauryn
• B. Keenan
• C. Both students
• D. Neither student

5. Which of the following represents the positive solution to the equation?

• A. x = 1
• B. x = 0.2
• C. x = 1.5
• D. x = 3.2

6. A system of equations is shown below. Find the solution(s) to the system of equations.

• A. (-3, -7) and (-3, -17)
• B. (3, 7) and (-3, 17)
• C. (3, -7) and (3, 17)
• D. (3, -7) and (-3, 17)

8. What are the solutions to (x + 9)² − 5 = 20?

• A. 14 and 4
• B. -4 and -14
• C. 8 and -2
• D. -8 and 2