Mathematics, 08.01.2020 23:31 issabellaaa05
Prove that the pythagorean theorem is equivalent to trigonometric identity sin^2(x) + cos^2 (x) = 1 and that this identity leads to 1 + tan^2(x) = sec^2(x) and 1 + cot^2 (x) = csc^2 (x).
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Prove that the pythagorean theorem is equivalent to trigonometric identity sin^2(x) + cos^2 (x) = 1...
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