document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1067080>Question 1067080</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The first term in a geometric sequence is 1/3<BR>\n" );
document.write( " and the second term is 4/3<BR>\n" );
document.write( ". Which explicit formula represents this sequence?<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 #682278 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=682278\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The first term in a geometric sequence is 1/3<BR>\n" );
document.write( "and the second term is 4/3<BR>\n" );
document.write( ". Which explicit formula represents this sequence?<BR>\n" );
document.write( "----<BR>\n" );
document.write( "a(1) = 1/3<BR>\n" );
document.write( "a(2) = a*r = 4/3<BR>\n" );
document.write( "----<BR>\n" );
document.write( "r = (a(2))/a(1) = (4/3)/(1/3) = 4<BR>\n" );
document.write( "-------------<BR>\n" );
document.write( "a(n) = (1/3)*4^(n-1)<BR>\n" );
document.write( "--------<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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document.write( "</TD></TR></TABLE>\n" );