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17-08-2014
Mathematics

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What are the three Pythagorean identities?

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17-08-2014

[tex] Pythagorean \ Identity : \\\\1) \\\\sin^2\alpha +cos^2\alpha =1\\\\2)\\\\tan^2\alpha +1=sec^2\alpha \\\\ 3)\\\\1+cot^2\alpha =csc^2\alpha [/tex]

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