Question

WHich of the following correctly completes the square for the equation below ? X^2 + 2x=19

Answer 1

(x+1)2+2x=19

Explanation:

i just did it on a p e x

Answer 2

See below.

Explanation:

x^2 + 2x = 19

(x + 1)^2 - 1 = 19

(x + 1)^2 = 20.