document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=438181>Question 438181</A>: <I><SPAN STYLE=\"word-break: break-all;\"> the following sum is a partial sum in a geometric sequence, use this fact to evaluate the sum.\r<BR>\n" );
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document.write( "3+12+...+786432 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #303076 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=303076\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "n = 9, and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5B1%5D+=+3 ALIGN=MIDDLE  ALT=\"a%5B1%5D+=+3\"   DISABLED_style= \"max-width:90%; height:auto;\" >, r = 4\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=S+=+3%2A%28%281+-+4%5E10%29%2F%281-4%29%29+=+3%2A%28-1048575%2F-3%29+=+1048575 ALIGN=MIDDLE  ALT=\"S+=+3%2A%28%281+-+4%5E10%29%2F%281-4%29%29+=+3%2A%28-1048575%2F-3%29+=+1048575\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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