document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=748043>Question 748043</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Evaluate each geometric series:\r<BR>\n" );
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document.write( "-2-6-18-54..., N=7<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #455312 by </B><A HREF=/tutors/aboutme.mpl?userid=nerdybill><B>nerdybill(7384)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=nerdybill><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=nerdybill><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=455312\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> -2-6-18-54..., N=7<BR>\n" );
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document.write( "Nth term of geometric series:<BR>\n" );
document.write( "an = a1*r^(n–1)<BR>\n" );
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document.write( "r = 3<BR>\n" );
document.write( "n = 7<BR>\n" );
document.write( "a1 = -2<BR>\n" );
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document.write( "a7 = (-2)*3^(7–1)<BR>\n" );
document.write( "a7 = (-2)*3^6<BR>\n" );
document.write( "a7 = (-2)*729<BR>\n" );
document.write( "a7 = -1458<BR>\n" );
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document.write( "answer: -1458\r<BR>\n" );
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