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Prove: sec2θ=csc^2θ/(2 cot^2θ-csc^2 θ)
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Jul 23, 2018
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Prove: sec2θ=csc^2θ/(2 cot^2θ-csc^2 θ)
Mathematics
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SaloGala
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Afilbert
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Jul 27, 2018
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