document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=115845>Question 115845</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0073016020/algebrahomeworkh></A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> Science and medicine. The combined resistance of two resistors R1 and R2 in a parallel circuit is given by the formula.\r<BR>\n" );
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document.write( "R1=    1<BR>\n" );
document.write( "    ---------<BR>\n" );
document.write( "     1  + 1<BR>\n" );
document.write( "   ----  ----<BR>\n" );
document.write( "    R1     R2\r<BR>\n" );
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document.write( "Simplify Formula. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #84316 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=84316\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Rt=    1<BR>\n" );
document.write( "    ---------<BR>\n" );
document.write( "     1  + 1<BR>\n" );
document.write( "   ----  ----<BR>\n" );
document.write( "    R1     R2\r<BR>\n" );
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document.write( "Simplify Formula.<BR>\n" );
document.write( "---------------------<BR>\n" );
document.write( "Rt = 1/[(R1+R2)/R1*R2)]\r<BR>\n" );
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document.write( "Rt = (R1R2)/(R1 + R2)\r<BR>\n" );
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document.write( "==================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );