Question

Verify that 1 + cot2 x = csc2 x is an identity.

Answer 1

If we look at our trig identities, \(\sf 1~+~cot^2x~=~csc^2x\) is already a given identity.

Answer 2

To be specific, it is one of the Pythagorean Identities.

Answer 3

Also,
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