Question 155140
<pre><font size = 4 color = "indigo"><b>
{{{2X^3 +18X^2 - 5X - 45 }}}

Factor the first two terms by taking out {{{2x^2}}}

{{{2X^2(X +9) - 5X - 45 }}}

Factor the last two terms by taking out {{{-5}}}
(Watch out for a sign change when you factor out a
negative!)

{{{2X^2(X +9) - 5(X + 9) }}}

Factor out {{{(X+9)}}}

{{{(X +9)(2X^2 - 5) }}}

Edwin</pre>