Question

Solve 2x2 + 12x − 14 = 0 by completing the square.

2(x + 6)2 = 26; x = −6 + square root 13, x = −6 − square root 13
2(x + 6)2 = 20; x = −6 + square root 20, x = −6 − square root 20
2(x + 3)2 = 32; x = 1, x = −7
2(x + 3)2 = 32; x = 13, x = 19

Answer 1

@Laritza13 @dan815 @i0iz0gangster @shifuyanli

Answer 2

Anyone seeing this, I got A

Answer 3

and that was wrong