Question 363224

{{{2*x^2+4*x-12=0}}}
{{{x^2+4x-6=0}}}
{{{x^2+4x=6}}}
{{{x^2+4x+4=6+4}}}
{{{(x+2)^2=10}}}
{{{x+2=0 +- sqrt(10)}}}
{{{highlight(x=-2 +- sqrt(10))}}}
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{{{graph(300,300,-6,6,-6,6,2x^2+8x-12)}}}