document.write( "Question 964110: csc^2(3π/4)-tan^3(5π/4)+sin^3(π/2) \n" ); document.write( "
Algebra.Com's Answer #589052 by Edwin McCravy(20081)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "Those are all special angles.  Go here and find them all:\r\n" );
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document.write( "http://mathmistakes.info/facts/TrigFacts/learn/vals/sum.html\r\n" );
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document.write( "The instructions on that page are:\r\n" );
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document.write( "Test yourself on the exact values of the six trigonometric functions at the\r\n" );
document.write( "\"nice\" angles. Click on \"Show\" and \"Hide\" in each table cell to control which\r\n" );
document.write( "values are displayed. Work on these values until you know them all!\r\n" );
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document.write( "\"csc%283pi%2F4%29=sqrt%282%29\"\r\n" );
document.write( "\"tan%285pi%2F4%29=1\"\r\n" );
document.write( "\"sin%28pi%2F2%29=1\"\r\n" );
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document.write( "Therefore,\r\n" );
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document.write( "\"csc%283pi%2F4%29-tan%285pi%2F4%29%2Bsin%28pi%2F2%29=sqrt%282%29%2B1%2B1=2%2Bsqrt%282%29\"\r\n" );
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document.write( "Edwin
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