Question 1076462
Joanie wrote
{{{(x+16)(x-2)=x^2+14-32}}} .
Kelvin trote
{{{(x+36)(x-2)=x^2+34x-72}}} .
So, the correct polynomial was
{{{x^2+14x-72=(x+18)(x-4)}}} .
The polynomial's zeros happen when
{{{x+18=0}}}<--->{{{highlight(x=-18)}}} or
{{{x-4=0}}}<--->{{{highlight(x=4)}}} .
The roots are {{{highlight(-18)}}} and {{{highlight(4)}}} .