document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=53592>Question 53592</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I am having a hard time with this question.\r<BR>\n" );
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document.write( "Use the geometric sequence of numbers 1, 2, 4, 8,…to find the following:<BR>\n" );
document.write( "a) 	What is r, the ratio between 2 consecutive terms? <BR>\n" );
document.write( "b) 	Using the formula for the nth term of a geometric sequence, what is the 24th term?<BR>\n" );
document.write( "c) 	Using the formula for the sum of a geometric series, what is the sum of the first 10 terms? \r<BR>\n" );
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document.write( "Thanks for your time. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #35809 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=35809\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Use the geometric sequence of numbers 1, 2, 4, 8,…to find the following:<BR>\n" );
document.write( "a) What is r, the ratio between 2 consecutive terms? <BR>\n" );
document.write( "r=2/1=2<BR>\n" );
document.write( "b) Using the formula for the nth term of a geometric sequence, what is the 24th term?<BR>\n" );
document.write( "a(n)= ar^(n-1)<BR>\n" );
document.write( "a(24)=1*2^23=8,388,608<BR>\n" );
document.write( "c) Using the formula for the sum of a geometric series, what is the sum of the first 10 terms? <BR>\n" );
document.write( "S(n)=a[(r^(n+1)-1)/(r-1)[<BR>\n" );
document.write( "S(24) = 1[(2^11 -1)/(2-1)]<BR>\n" );
document.write( "S(24) = 2047<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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