document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=858245>Question 858245</A>: <I><SPAN STYLE=\"word-break: break-all;\">   If a,b,c are three consecutive integers, prove that log(1+ac)=2logb. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #517131 by </B><A HREF=/tutors/aboutme.mpl?userid=lwsshak3><B>lwsshak3(11628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=lwsshak3><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=517131\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> If a,b,c are three consecutive integers, prove that <BR>\n" );
document.write( "log(1+ac)=2logb.<BR>\n" );
document.write( "log(1+ac)=logb^2<BR>\n" );
document.write( "b^2=1+ac<BR>\n" );
document.write( "..<BR>\n" );
document.write( "let a=1st consecutive integer=a<BR>\n" );
document.write( "a+1=2nd consecutive integer=b<BR>\n" );
document.write( "a+2=3rd consecutive integer=c<BR>\n" );
document.write( "..<BR>\n" );
document.write( "(a+1)^2=1+a(a+2)<BR>\n" );
document.write( "a^2+2a+1=1+a^2+2a<BR>\n" );
document.write( "verified: log(1+ac)=2logb </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );