Square Equation

This equation has...

• two positive solutions

• one positive solution and one negative extraneous solution

• one positive solution and one negative solution

• one negative solution and one negative extraneous solution

• x = 5
• x = 10
• x = -9
• x = -5

3x² - 283 = 17

• x= ±10

• x= ± 100

• x= ± 300

• x= ± 17/283

• x= ± 283/17.3

(x - 2)² = 9

• x = 7 and x = -1

• x = 1 and x = -7

• x = 5 and x = -1

• x = 1 and x = -5

Select the solutions to the equation

4x² + 11x + 7 = 0

• x = - 1.75

• x = 6

• x = - 1

• x = 1

The quadratic function y = -2x² + 4x + 6 is pictured. What are the solutions to the equation 7.5 = -2x² + 4x + 6?

• x = 0.5

• x = 1.5

• x = 1

• x = 8

• x = 6

What are the solutions to the quadratic equation?

• x = -4

• x = 1

• x = -1

• x = 2

• x = 4

Solve using square roots

3(x - 2)² - 4 = -16

• 2 ± 2i

• 2 ± √2i

• 2 ± 4i

• -2 ± 2i

Solve using square roots:

x² + 7 = 89

• x = 9.8

• No real solution

• x = 9.1

• x = 9.1 or x = -9.1

3x² = 12

• ± 2

• 2

• ± √12

• ± 4