document.write( "Question 564248: What is exact value of sec(5pi/6)cos(7pi/4)- cot(-pi/3)\r
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Algebra.Com's Answer #365362 by ad_alta(240)\"\" \"About 
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It is: (-2sqrt(3)/3)(sqrt(2)/2)-(-sqrt(3)/3)= (1-sqrt(2))sqrt(3)/3 \n" ); document.write( "
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