document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=683118>Question 683118</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please solve equation for x. Show all work. {{Arctanx=arccos5/13}}<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 #423476 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=423476\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Please solve equation for x. Show all work. {{Arctanx=arccos5/13}}<BR>\n" );
document.write( "arccos5/13=an angle whose cos=5/13=adjacent side/hypotenuse<BR>\n" );
document.write( "opposite side=&#8730;(13^2-5^2)=&#8730;(169-25)=&#8730;144=12<BR>\n" );
document.write( "tan=opposite side/adjacent side=12/5<BR>\n" );
document.write( "Arctanx=to the same angle whose tan=x<BR>\n" );
document.write( "x=12/5 </SPAN>\n" );
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