Solutions to Quadratic Equations

Use the graph to determine the solutions.

• -1 and -3

• 1 and -3

• 1 and 3

• -1 and 3

What are the solutions?

• -2, 1

• 1, 2

• -1,2

• 0,-4

What are the solutions to the to the quadratic function whose graph is shown below? (Select all that apply)

• x=4

• x=-4

• x=3

• Two Imaginary Solutions

• x=0

Solve and find your zeros:
z(z - 15)=0

• z=0 and z=15

• z=0 and z=-15

• z=-15

• z=15

Find all the solutions for x when

x² + 9x - 36 = 0

• (x + 12)(x - 3)

• x = 12 and x = -3

• x = -12 and x = 3

• (x - 9)(x - 4)

Find the x-intercepts of the equation f(x)=x²+2x-24

• (4,0)  (-6,0)

• (0,-24)

• (6,0)  (-4,0)

• (5,0)  (0,0)

Solve by factoring.
x² + 2x - 8 = 0

• 4 and 2

• 4 and -2

• -4 and 2

• -4 and -2

Solve by factoring.
z² - 6z - 27 = 0

• z = 3 or z = 9

• z = 3 or z = -9

• z = -3 or z = 9

• z = -3 or z = -9

Solve by factoring: x² - 9x + 20 = 0

• x = -4 and x = -5

• x = 20 and x = -9

• x = 4 and x = 5

• x = -4 and x = 5

Solve by factoring: x² + 3x - 18 = 0

• x = -3 and x = 6

• x = 3 and x = -6

• x = -9 and x = 2

• x = 9 and x = -2