document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=38237>Question 38237</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the nth term formula for the geometric sequence whose first term is 18 and whose second term is 9.<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #23730 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=23730\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Find the nth term formula for the geometric sequence whose first term is 18 and whose second term is 9.\r<BR>\n" );
document.write( "\n" );
document.write( "nth term formula a(n)=ar^(n-1)<BR>\n" );
document.write( "a=18<BR>\n" );
document.write( "r=9/18=1/2<BR>\n" );
document.write( "nth term is a(n)=18(1/2)^(n-1)<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );