document.write( "Question 1191907: if cot(x+y) = 0, then sin( x+2y) =....
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Algebra.Com's Answer #823756 by ikleyn(52781)\"\" \"About 
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\n" ); document.write( "if cot(x+y) = 0, then sin( x+2y) =....
\n" ); document.write( " [ sin(x) , sin(y) , cos(2y) , cos(x) ]
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\n" ); document.write( "\n" ); document.write( ". . . then sin(x+2y) is no one of the listed options.\r
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