Completing The Square Answers

7 verified answers3 views

Given 2x² = -8, x is .

-2

2i or -2i

4i or -4i

x + =

1/4

1/2

2/3

Which values are solutions of the equation? Check all of the boxes that apply.

Option

Now that you have x² - 8x + 16 = 9 + 16, apply the square root property to the equation.

(x – 4)² = 25

(x + 16)² = 25

(x – 4)² = 9

(x + 16)² = 9

Choose the solutions to the quadratic equationx2 – 8x – 9 = 0.

–21

–1

Choose the solution to the equation.

Option

Solve (x – 3)2 = 49. Select the values of x.

–46

-4

Did you find these answers helpful?

More from this Course