SOLUTION: show that {{{(1+cotx)^2+(1-cotx)^2=2cosec^2x}}}

SOLUTION: show that {{{(1+cotx)^2+(1-cotx)^2=2cosec^2x}}}

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Question 1112038: show that
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!

Identity

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