document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=470574>Question 470574</A>: <I><SPAN STYLE=\"word-break: break-all;\"> If I have (1/A+1/B)^-1 That is AB/A+B\r<BR>\n" );
document.write( "\n" );
document.write( "What if it were (1/A+1/B+1/C)^-1<BR>\n" );
document.write( "I am trying to figure this out, but I am having some difficulty. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #322749 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=322749\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28ABC%29%2F%28BC+%2B+AC+%2B+AB%29 ALIGN=MIDDLE  ALT=\"%28ABC%29%2F%28BC+%2B+AC+%2B+AB%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "Check:\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28ABC%29%2F%28BC+%2B+AC+%2B+AB%29+=+1%2F%28BC%2FABC+%2B+AC%2FABC+%2B+AB%2FABC%29+=+1%2F%281%2FA+%2B+1%2FB+%2B+1%2FC%29+=+%281%2FA+%2B+1%2FB+%2B+1%2FC%29%5E%28-1%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );