Question 156316
{{{x^2+3x-4=0}}}
{{{(x+4)(x-1)=0}}}
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{{{x+4=0}}}
{{{x=-4}}}
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{{{x-1=0}}}
{{{x=1}}}
{{{ graph( 300, 300, -5, 5, -10, 10, x^2+3x-4) }}}