Question 883390
{{{f(x)=x^3-3x^2-18x+40}}}
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{{{graph(300,300,-6,6,-6,6,x^3-3x^2-18x+40)}}}
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{{{f(x)=(x-2)(x+4)(x-5)}}}
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{{{x-2=0}}}
{{{x=2}}}
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{{{x+4=0}}}
{{{x=-4}}}
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{{{x-5=0}}}
{{{x=5}}}