Question 303272
{{{x^2-6x-72=0}}}
Factor
{{{x-12)(x+6)=0}}}
Two solutions:
{{{x-12=0}}}
{{{x=12}}}
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{{{x+6=0}}}
{{{x=-6}}}
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{{{ graph( 300, 200, -8,14, -10, 10, x^2-6x-72) }}}