document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1012121>Question 1012121</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Prove the following:\r<BR>\n" );
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document.write( "a) CosA/SecA = CotA<BR>\n" );
document.write( "     \r<BR>\n" );
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document.write( "b)   SinA/1-CosA  =  CscA (1+CosA)<BR>\n" );
document.write( "   <BR>\n" );
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 #627995 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=627995\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Prove the following:\r<BR>\n" );
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document.write( "a) CosA/SecA = CotA<BR>\n" );
document.write( "Multiply thru by cos<BR>\n" );
document.write( "cos = cos^2/sin<BR>\n" );
document.write( "Not an identity.<BR>\n" );
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document.write( "b)   SinA/1-CosA  =  CscA (1+CosA)<BR>\n" );
document.write( "If you mean SinA/(1-CosA)  =  CscA (1+CosA)<BR>\n" );
document.write( "Multiply by 1-cos<BR>\n" );
document.write( "sin = csc*(1-cos^2)<BR>\n" );
document.write( "Multiply by sine<BR>\n" );
document.write( "sin^2 = 1 - cos^2<BR>\n" );
document.write( "QED </SPAN>\n" );
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