Question 1125750
<pre>
-2   |   1   2   -9   -18
     |
     |      -2   0     18
     |_________________________
        1    0   -9     <b>0</b>
</pre>


{{{x^2+0x-9}}}
{{{x^2-9}}}
{{{(x-3)(x+3)}}}



{{{P(x)=(x+2)(x+3)(x-3)}}}