document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=814760>Question 814760</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hi there, I'm trying to solve R=(R1xR2)/(R1+R2) for R2 and can't seem to wrap my brain around it. Any help would be greatly appreciated.  Thanks! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #490506 by </B><A HREF=/tutors/aboutme.mpl?userid=josmiceli><B>josmiceli(19441)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josmiceli><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=josmiceli><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=490506\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> What you have is the rule for finding the<BR>\n" );
document.write( "equivalent resistor, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+R+ ALIGN=MIDDLE  ALT=\"+R+\"   DISABLED_style= \"max-width:90%; height:auto;\" >, for 2 resistors<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+R%5B1%5D+ ALIGN=MIDDLE  ALT=\"+R%5B1%5D+\"   DISABLED_style= \"max-width:90%; height:auto;\" > and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+R%5B2%5D+ ALIGN=MIDDLE  ALT=\"+R%5B2%5D+\"   DISABLED_style= \"max-width:90%; height:auto;\" > in parallel.<BR>\n" );
document.write( "---------------------------<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+R+=+%28+R%5B1%5D%2AR%5B2%5D+%29+%2F+%28+R%5B1%5D+%2B+R%5B2%5D+%29+ ALIGN=MIDDLE  ALT=\"+R+=+%28+R%5B1%5D%2AR%5B2%5D+%29+%2F+%28+R%5B1%5D+%2B+R%5B2%5D+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Multiply both sides by <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+R%5B1%5D+%2B+R%5B2%5D+ ALIGN=MIDDLE  ALT=\"+R%5B1%5D+%2B+R%5B2%5D+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+R%2A%28+R%5B1%5D+%2B+R%5B2%5D+%29+=+R%5B1%5D%2AR%5B2%5D+ ALIGN=MIDDLE  ALT=\"+R%2A%28+R%5B1%5D+%2B+R%5B2%5D+%29+=+R%5B1%5D%2AR%5B2%5D+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+R%2AR%5B1%5D+%2B+R%2AR%5B2%5D+=+R%5B1%5D%2AR%5B2%5D+ ALIGN=MIDDLE  ALT=\"+R%2AR%5B1%5D+%2B+R%2AR%5B2%5D+=+R%5B1%5D%2AR%5B2%5D+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Subtract <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+R%2AR%5B2%5D+ ALIGN=MIDDLE  ALT=\"+R%2AR%5B2%5D+\"   DISABLED_style= \"max-width:90%; height:auto;\" > from both sides<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+R%2AR%5B1%5D+=+R%5B1%5D%2AR%5B2%5D+-+R%2AR%5B2%5D+ ALIGN=MIDDLE  ALT=\"+R%2AR%5B1%5D+=+R%5B1%5D%2AR%5B2%5D+-+R%2AR%5B2%5D+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+R%2AR%5B1%5D+=+R%282%29%2A%28+R%5B1%5D+-+R+%29+ ALIGN=MIDDLE  ALT=\"+R%2AR%5B1%5D+=+R%282%29%2A%28+R%5B1%5D+-+R+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Divide both sides by <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+R%5B1%5D+-+R+ ALIGN=MIDDLE  ALT=\"+R%5B1%5D+-+R+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+R%5B2%5D+=+%28+R%2AR%5B1%5D+%29+%2F+%28+R%5B1%5D+-+R+%29+ ALIGN=MIDDLE  ALT=\"+R%5B2%5D+=+%28+R%2AR%5B1%5D+%29+%2F+%28+R%5B1%5D+-+R+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Divide top and bottom of the right side by <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+R%5B1%5D+ ALIGN=MIDDLE  ALT=\"+R%5B1%5D+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+R%5B2%5D+=+R+%2F+%28%28+1+-+%28R%2FR%5B1%5D%29+%29%29+ ALIGN=MIDDLE  ALT=\"+R%5B2%5D+=+R+%2F+%28%28+1+-+%28R%2FR%5B1%5D%29+%29%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" > answer<BR>\n" );
document.write( "-----------------------<BR>\n" );
document.write( "check the answer:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+R+=+%28+R%5B1%5D%2AR%5B2%5D+%29+%2F+%28+R%5B1%5D+%2B+R%5B2%5D+%29+ ALIGN=MIDDLE  ALT=\"+R+=+%28+R%5B1%5D%2AR%5B2%5D+%29+%2F+%28+R%5B1%5D+%2B+R%5B2%5D+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Let <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+R%5B1%5D+=+4+ ALIGN=MIDDLE  ALT=\"+R%5B1%5D+=+4+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Let <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+R%5B2%5D+=+16+ ALIGN=MIDDLE  ALT=\"+R%5B2%5D+=+16+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+R+=+%28+4%2A16+%29+%2F+%28+4+%2B+16+%29+ ALIGN=MIDDLE  ALT=\"+R+=+%28+4%2A16+%29+%2F+%28+4+%2B+16+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+R+=+64%2F20+ ALIGN=MIDDLE  ALT=\"+R+=+64%2F20+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+R+=+3.2+ ALIGN=MIDDLE  ALT=\"+R+=+3.2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "-----------<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+R%5B2%5D+=+R+%2F+%28%28+1+-+%28R%2FR%5B1%5D%29+%29%29+ ALIGN=MIDDLE  ALT=\"+R%5B2%5D+=+R+%2F+%28%28+1+-+%28R%2FR%5B1%5D%29+%29%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+R%5B2%5D+=+3.2+%2F+%28+1+-+3.2%2F4+%29+ ALIGN=MIDDLE  ALT=\"+R%5B2%5D+=+3.2+%2F+%28+1+-+3.2%2F4+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+R%5B2%5D+=+3.2+%2F+%28+1+-+3.2%2F4+%29+ ALIGN=MIDDLE  ALT=\"+R%5B2%5D+=+3.2+%2F+%28+1+-+3.2%2F4+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+R%5B2%5D+=+3.2+%2F+%28+1+-+.8+%29+ ALIGN=MIDDLE  ALT=\"+R%5B2%5D+=+3.2+%2F+%28+1+-+.8+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+R%5B2%5D+=+3.2+%2F+.2+ ALIGN=MIDDLE  ALT=\"+R%5B2%5D+=+3.2+%2F+.2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+R%5B2%5D+=+16+ ALIGN=MIDDLE  ALT=\"+R%5B2%5D+=+16+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "OK </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );