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

User Bracadabra
by
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1 Answer

5 votes
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
User Uladzimir
by
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