document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=248480>Question 248480</A>: <I><SPAN STYLE=\"word-break: break-all;\"> what is the geometric mean of 8 and 32 ?<BR>\n" );
document.write( "is it 16? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #181130 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley77><B>checkley77(12844)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley77><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=181130\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Geometric mean of 8 and 32 <BR>\n" );
document.write( "L=a*r^(n-1) <BR>\n" );
document.write( "L=32<BR>\n" );
document.write( "a=8<BR>\n" );
document.write( "n=3<BR>\n" );
document.write( "32=8*r^(3-1)<BR>\n" );
document.write( "32=8*r^2<BR>\n" );
document.write( "r^2=32/8<BR>\n" );
document.write( "r^2=4<BR>\n" );
document.write( "r=sqrt4<BR>\n" );
document.write( "r=+-2 ans.<BR>\n" );
document.write( "Proof:<BR>\n" );
document.write( "8,[16],32<BR>\n" );
document.write( "8,[-16],32 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );