document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1017638>Question 1017638</A>: <I><SPAN STYLE=\"word-break: break-all;\"> find the sum up to infinity. 1-1÷3+1÷9+.... </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #633889 by </B><A HREF=/tutors/aboutme.mpl?userid=fractalier><B>fractalier(6550)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=fractalier><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=fractalier><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=633889\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The sum of an infinite geometric series is<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=S+=+a%5B1%5D+%2F+%281+-+r%29 ALIGN=MIDDLE  ALT=\"S+=+a%5B1%5D+%2F+%281+-+r%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Here,<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=S+=+1+%2F+%281+-+%28-1%2F3%29%29 ALIGN=MIDDLE  ALT=\"S+=+1+%2F+%281+-+%28-1%2F3%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=S+=+1+%2F+%284%2F3%29 ALIGN=MIDDLE  ALT=\"S+=+1+%2F+%284%2F3%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "S = 3/4 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );