document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=380092>Question 380092</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Multiply:  (s + f)(s^2 - sf + f^2).   I am not sure if I should factor the second equation out first. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #269806 by </B><A HREF=/tutors/aboutme.mpl?userid=robertb><B>robertb(5830)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=robertb><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=robertb><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=269806\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> This is a famous product.  It's called sum of two cubes: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28s+%2B+f%29%28s%5E2+-+sf+%2B+f%5E2%29+=+s%5E3+%2B+f%5E3 ALIGN=MIDDLE  ALT=\"%28s+%2B+f%29%28s%5E2+-+sf+%2B+f%5E2%29+=+s%5E3+%2B+f%5E3\"   DISABLED_style= \"max-width:90%; height:auto;\" >.    </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );