What value is added to both sides of the equation x2 − 4x = −2 in order to solve by completing the square? a) 4 b) 2 c) −2 d) −4

x^2 - 4x = -2

x^2 - 4x + 4 = -2 + 4

(x - 2)^2 = 2

A) 4

7. d. 64

8. i. 32

9. c. 125

10. j. none of the above

11. d. 81

12. i. 216

13. e. none of the above

14. g. 240

15. e. none of the above

16. g. 32

17.   e. none of the above