document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1014289>Question 1014289</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Prove the Identity:<BR>\n" );
document.write( "1/ tan x + tan x = sec x csc x  </SPAN>\n" );
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document.write( "Prove the Identity:<BR>\n" );
document.write( "1/ tan x + tan x = sec x csc x <BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2Ftan%28x%29 ALIGN=MIDDLE  ALT=\"1%2Ftan%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > + <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=tan%28x%29 ALIGN=MIDDLE  ALT=\"tan%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2F%28%28sin%28x%29%2Fcos%28x%29%29%29 ALIGN=MIDDLE  ALT=\"1%2F%28%28sin%28x%29%2Fcos%28x%29%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > + <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sin%28x%29%2Fcos%28x%29 ALIGN=MIDDLE  ALT=\"sin%28x%29%2Fcos%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=cos%28x%29%2Fsin%28x%29 ALIGN=MIDDLE  ALT=\"cos%28x%29%2Fsin%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > + <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sin%28x%29%2Fcos%28x%29 ALIGN=MIDDLE  ALT=\"sin%28x%29%2Fcos%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28sin%5E2%28x%29+%2B+cos%5E2%28x%29%29%2F%28sin%28x%29%2Acos%28x%29%29 ALIGN=MIDDLE  ALT=\"%28sin%5E2%28x%29+%2B+cos%5E2%28x%29%29%2F%28sin%28x%29%2Acos%28x%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2F%28sin%28x%29%2Acos%28x%29%29 ALIGN=MIDDLE  ALT=\"1%2F%28sin%28x%29%2Acos%28x%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
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document.write( "This is exactly sec(x)*csc(x).\r<BR>\n" );
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document.write( "Proved.\r<BR>\n" );
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