<PRE><B>Question 729910</B>
125x^3 + 27s^3
------
((5x)^3 + (3s)^3))
----
= (5x+3s)((5x)^2 - 5x*3s + (3s)^2
-------
= (5x+3s)(25x^2 -15xs + 9s^2)
================================
Cheers,
Stan H.
============</PRE>