document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=871486>Question 871486</A>: <I><SPAN STYLE=\"word-break: break-all;\"> How do I prove:\r<BR>\n" );
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document.write( "(1/secx+tanx)=(1-sinx/cosx)\r<BR>\n" );
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document.write( "thank you! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #525566 by </B><A HREF=/tutors/aboutme.mpl?userid=mananth><B>mananth(16946)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mananth><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=mananth><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=525566\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> (1/secx+tanx)=(1-sinx/cosx)\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%281%2A%28secx-tanx%29%29%2F%28sec%5E2%28x%29+-tan%5E2%28x%29%29 ALIGN=MIDDLE  ALT=\"%281%2A%28secx-tanx%29%29%2F%28sec%5E2%28x%29+-tan%5E2%28x%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "(sec^2(x) -tan^2(x))=1\r<BR>\n" );
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document.write( "we get<BR>\n" );
document.write( "(secx - tanx)\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%281-sinx%29%2Fcosx ALIGN=MIDDLE  ALT=\"%281-sinx%29%2Fcosx\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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