Prove that sec^2x-cosec^2x=tan^2x-cot^2x

Question

Presley Baldwin

Mathematics

28 March, 03:10

Prove that sec^2x-cosec^2x=tan^2x-cot^2x

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Answers (2)

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Avah Lindsey · Answer 1

Use the identities sec^2 (x) = tan^2 (x) + 1 and cosec^2 (x) = 1 + cot^2 (x), both are derived from the pythagorean identity of 1 = sin^2 (x) + cos^2 (x) by dividing through by either sin 2 or cos 2.

Roy · Answer 2

The answer is 5 - 4-6-7-9--8the answer is this plus that sadggdh