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prove that cosec2x + cot2x = cotx
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What is Cosecant?
1/sinx
What is cosecant squared?
1/sin^2x
What is Cot^2 ?
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By the way we are talking about Csc^2(x) and Cot^2(x), not Csc(2x) and Cot(2x)
why?
1/tan^2x
Because |dw:1370663194806:dw| not always
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