document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=958315>Question 958315</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve the given logarithmic equation. <BR>\n" );
document.write( "log2 x + log2(10 &#8722; x) = 4<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #585674 by </B><A HREF=/tutors/aboutme.mpl?userid=LinnW><B>LinnW(1048)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=LinnW><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=LinnW><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=585674\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> log2 (x) + log2(10 - x) = 4<BR>\n" );
document.write( "log2 (x) + log2(10 - x) = log2(16)<BR>\n" );
document.write( "x(10-x) = 16<BR>\n" );
document.write( "10x - x^2 = 16<BR>\n" );
document.write( "-x^2 + 10x = 16<BR>\n" );
document.write( "-x^2 + 10x -16 = 0<BR>\n" );
document.write( "x^2 -10x + 16 = 0<BR>\n" );
document.write( "(x - 8)(x - 2) = 0<BR>\n" );
document.write( "x = 8 or x = 2<BR>\n" );
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