document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=50941>Question 50941</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please help me solve this problem, Write an explicit formula for the nth term of the geometric sequence. -1/5, 1/10, -1/15, 1/20,.... </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #33970 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=33970\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Write an explicit formula for the nth term of the geometric sequence. -1/5, 1/10, -1/15, 1/20,....<BR>\n" );
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document.write( "r=(-1/15)/(1/10)= -2/3<BR>\n" );
document.write( "a(n)=ar^(n-1)<BR>\n" );
document.write( "a(n)=(-1/5)(-2/3)^(n-1)<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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