document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=599021>Question 599021</A>: <I><SPAN STYLE=\"word-break: break-all;\"> log(-x)=-log(x) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #378771 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=378771\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> log(-x)=-log(x)<BR>\n" );
document.write( "--------------<BR>\n" );
document.write( "log(-x)+log(x) = 0<BR>\n" );
document.write( "--<BR>\n" );
document.write( "log[(-x)(x)] = 0<BR>\n" );
document.write( "--<BR>\n" );
document.write( "-x^2 = 10^0<BR>\n" );
document.write( "---<BR>\n" );
document.write( "-x^2 = 1<BR>\n" );
document.write( "(1-x^2) = 0<BR>\n" );
document.write( "(1-x)(1+x) = 0<BR>\n" );
document.write( "x = 1 or x = -1<BR>\n" );
document.write( "---<BR>\n" );
document.write( "Checking:<BR>\n" );
document.write( "log(-x)= -log(x)<BR>\n" );
document.write( "Can x = 1 ?<BR>\n" );
document.write( "log(-1) = -log(1)<BR>\n" );
document.write( "No<BR>\n" );
document.write( "------<BR>\n" );
document.write( "Can x = -1 ?<BR>\n" );
document.write( "log(1) = -log(-1)<BR>\n" );
document.write( "No<BR>\n" );
document.write( "-------------<BR>\n" );
document.write( "Conclusion: No solution.<BR>\n" );
document.write( "==================================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "================ </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );