document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=726822>Question 726822</A>: <I><SPAN STYLE=\"word-break: break-all;\"> What is the geometric series of 36+6+1.....S9? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #444806 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=444806\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> What is the geometric series of 36+6+1.....S9?<BR>\n" );
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document.write( "a(1) = 36<BR>\n" );
document.write( "r = 6/36 = 1/6<BR>\n" );
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document.write( "Not sure what you mean by S9, but I'll assume it you mean a(9).<BR>\n" );
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document.write( "a(9) = a(1)*r^8<BR>\n" );
document.write( "==<BR>\n" );
document.write( "a(9) = 36*(1/6)^8 = 1/6^6 = 0.00002143...<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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