document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=129852>Question 129852</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve:<BR>\n" );
document.write( "a) log(x-2)+log(x+1)=1<BR>\n" );
document.write( "b) 4(^1-x)=3*5^x<BR>\n" );
document.write( "c) logbase2(1-x)+logbase2(4x+1)=0 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #94849 by </B><A HREF=/tutors/aboutme.mpl?userid=edjones><B>edjones(8007)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=edjones><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/cgi-bin/show-face.mpl?user=edjones><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=94849\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> a) <BR>\n" );
document.write( "log(x-2)+log(x+1)=1<BR>\n" );
document.write( "log((x-2)(x+1))=1<BR>\n" );
document.write( "log(x^2-x-2)=1<BR>\n" );
document.write( "10^log(x^2-x-2)=10^1<BR>\n" );
document.write( "x^2-x-2=10<BR>\n" );
document.write( "x^2-x-12=0<BR>\n" );
document.write( "(x-4)(x+3)=0<BR>\n" );
document.write( "x=4, x=-3 (extraneous)<BR>\n" );
document.write( "x=4<BR>\n" );
document.write( ".<BR>\n" );
document.write( "c) <BR>\n" );
document.write( "logbase2(1-x)+logbase2(4x+1)=0<BR>\n" );
document.write( "log[2]((-x+1)(4x+1))=0<BR>\n" );
document.write( "log[2](-4x^2+3x+1)=0<BR>\n" );
document.write( "2^log[2](-4x^2+3x+1)=2^0<BR>\n" );
document.write( "-4x^2+3x+1=1<BR>\n" );
document.write( "-4x^2+3x=0<BR>\n" );
document.write( "x(-4x+3)=0<BR>\n" );
document.write( "x=0, x=3/4<BR>\n" );
document.write( ".<BR>\n" );
document.write( "Ed\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );