Which of the following is equivalent to the quadratic equation below after completing the square?

x^2+4x=0

A. (x+4) ^2=4

B. (x+2) ^2=16

C. (x+4) ^2=8

D. (x+2) ^2=4

Question

Harper Perez

11 November, 22:36

+3

Answers (1)

Know the Answer?

Larissa Hughes · Answer 1

X^2 + 4x = 0

x^2 + 4x + 4 = 0 + 4

(x + 2) ^2 = 4

Which of the following is equivalent to the quadratic equation below after completing the square?x^2+4x=0A. (x+4) ^2=4B. (x+2) ^2=16C. (x+4) ^2=8D. (x+2) ^2=4