document.write( "Question 808965: cot x - cot x = ? \n" ); document.write( "
Algebra.Com's Answer #487357 by fcabanski(1391)\"\" \"About 
You can put this solution on YOUR website!
Anything - itself = 0


\n" ); document.write( "cot(x) = cot(x) = 0 \n" ); document.write( "

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