document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=393929>Question 393929</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Prove the identity:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=Sec%28x%29-Tan%28x%29Sin%28x%29=1%2F%28Sec%28x%29%29 ALIGN=MIDDLE  ALT=\"Sec%28x%29-Tan%28x%29Sin%28x%29=1%2F%28Sec%28x%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><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 #279490 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=279490\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> secx-tanxsin=1/secx<BR>\n" );
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document.write( "(1/cos) - (sin/cos)sin = 1/(1/cos)<BR>\n" );
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document.write( "Multiply thru by cos to get:<BR>\n" );
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document.write( "1 - sin^2 = cos^2<BR>\n" );
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document.write( "cos^2 = cos^2<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "stan H. </SPAN>\n" );
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