document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1022736>Question 1022736</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I got stuck in this problem can someone please help me <BR>\n" );
document.write( "Thanks in advance &#9786;<BR>\n" );
document.write( "Find tn for the following geometric sequence -60,30.-15,.... then use tn to find t20 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #638345 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=638345\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=t%5Bn%5D+=+t%5B1%5D%2Ar%5E%28n-1%29 ALIGN=MIDDLE  ALT=\"t%5Bn%5D+=+t%5B1%5D%2Ar%5E%28n-1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > ==> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=t%5Bn%5D+=+-60%2A%28-1%2F2%29%5E%28n-1%29 ALIGN=MIDDLE  ALT=\"t%5Bn%5D+=+-60%2A%28-1%2F2%29%5E%28n-1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "==>  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=t%5B20%5D+=+-60%2A%28-1%2F2%29%5E19+=+15%2F2%5E17+=+15%2F131072 ALIGN=MIDDLE  ALT=\"t%5B20%5D+=+-60%2A%28-1%2F2%29%5E19+=+15%2F2%5E17+=+15%2F131072\"   DISABLED_style= \"max-width:90%; height:auto;\" >, or 0.00011444 to eight decimal places. </SPAN>\n" );
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