document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=175830>Question 175830</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 12.Complete the identity: (sec*sin/tan)-1 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #130937 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=130937\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Remember, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=tan%28x%29=sin%28x%29%2Fcos%28x%29 ALIGN=MIDDLE  ALT=\"tan%28x%29=sin%28x%29%2Fcos%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >. So <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sin%28x%29%2Ftan%28x%29=sin%28x%29%2F%28sin%28x%29%2Fcos%28x%29%29=cross%28sin%28x%29%29%28cos%28x%29%2Fcross%28sin%28x%29%29%29=cos%28x%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >. In other words, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sin%28x%29%2Ftan%28x%29=cos%28x%29 ALIGN=MIDDLE  ALT=\"sin%28x%29%2Ftan%28x%29=cos%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "So <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sec%28x%29%28sin%28x%29%2Ftan%28x%29%29-1 ALIGN=MIDDLE  ALT=\"sec%28x%29%28sin%28x%29%2Ftan%28x%29%29-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > becomes <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sec%28x%29cos%28x%29-1 ALIGN=MIDDLE  ALT=\"sec%28x%29cos%28x%29-1\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Now replace sec(x) with <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2Fcos%28x%29 ALIGN=MIDDLE  ALT=\"1%2Fcos%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > to get <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%281%2Fcos%28x%29%29cos%28x%29-1 ALIGN=MIDDLE  ALT=\"%281%2Fcos%28x%29%29cos%28x%29-1\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Multiply to get <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1-1 ALIGN=MIDDLE  ALT=\"1-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > and subtract to get <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0 ALIGN=MIDDLE  ALT=\"0\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "So <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sec%28x%29%28sin%28x%29%2Ftan%28x%29%29-1=0 ALIGN=MIDDLE  ALT=\"sec%28x%29%28sin%28x%29%2Ftan%28x%29%29-1=0\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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