document.write( "Question 971382: Verify each identity
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Algebra.Com's Answer #593911 by Edwin McCravy(20054)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "\"csc%28x%29tan%28x%29%2Fsec%28x%29\"\"%22%22=%22%22\"\"cot%5E2%28x%29\"\r\n" );
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document.write( "Use \"csc%28x%29=1%2Fsin%28x%29\", \"tan%28x%29=sin%28x%29%2Fcos%28x%29\", \"sec%28x%29=1%2Fcos%28x%29\"  on the left side:\r\n" );
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document.write( "\"%28+%281%2Fsin%28x%29%29%28sin%28x%29%2Fcos%28x%29%29%29%2F%281%2Fcos%28x%29%29\"\r\n" );
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document.write( "Cancel:\r\n" );
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document.write( "That leaves:\r\n" );
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document.write( "\"+%281%2Fcos%28x%29%29%2F%281%2Fcos%28x%29%29\"\r\n" );
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document.write( "Divide by inverting and multiplying:\r\n" );
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document.write( "\"+%281%2Fcos%28x%29%29%2A%28cos%28x%29%2F1%29\"\r\n" );
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document.write( "Cancel:\r\n" );
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document.write( "\"+%281%2Fcross%28cos%28x%29%29%29%2A%28cross%28cos%28x%29%29%2F1%29\"\r\n" );
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document.write( "That leaves just\r\n" );
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document.write( "\"1\"\r\n" );
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document.write( "Oh oh! Therefore this is NOT an identity!\r\n" );
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document.write( "There is a typo.  Check the problem again.\r\n" );
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document.write( "Is it exactly as you typed it? Does it say \"Verify each identity\"?\r\n" );
document.write( "Or does it say \"Solve the equation?\"\r\n" );
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document.write( "You may correct the typo in the thank-you note form just below, and\r\n" );
document.write( "if you do, I will get back to you.\r\n" );
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document.write( "Edwin
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