Question 320094
{{{sqrt(2x^2 + 7x)= x+2}}}
Square both sides,
{{{2x^2 + 7x=(x+2)^2}}}
{{{2x^2 + 7x= x^2+4x+4}}}
{{{x^2+3x-4=0}}}
Factor.
{{{(x+4)(x-1)=0}}}
Two Solutions:
{{{x+4=0}}}
{{{highlight(x=-4)}}}
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{{{x-1=0}}}
{{{highlight(x=1)}}}