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Posted by on Sunday, July 14, 2013 at 10:57am.

simplify the expression.

(sin^2x+cos^2x) - (csc^2x-cot^2x)

  • trig - , Sunday, July 14, 2013 at 4:55pm

    recall the basic identities:

    sin^2+cos^2 = 1
    csc^2 = 1+tan^2

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