Question

6x2 + 12x + 2 = -10 Quadratic equation solve

Answer 1

Add 10 on both sides

6x^2+12x+12=0.

Divide by 6 on both sides.

X^2+2x+2=0

Plug into quadratic formula

X=(-2 +\- (2^2-4•1•2))^1/2) /2•1
X=(-2 +\- (-4)^1/2)/2
X=(-2+\- 2i) /2
X=-1+\- I
X= -1 + i OR -1 - i