document.write( "Question 836166: write 4 equivalent expression cot(2n/3) 0\n" ); document.write( "
Algebra.Com's Answer #504214 by stanbon(75887)\"\" \"About 
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cot(2n/3) = -sqrt(3) = -1.7321
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\n" ); document.write( "1/tan(2pi/3) = -1.7321
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\n" ); document.write( "cot(2pi/3) = cos(5pi/3) = -1.7321
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\n" ); document.write( "cot(2pi/3) = tan(pi/2 - (2pi/3)]
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.\r
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