Question

(ii) Prove : cot2 Theta-tan2 theta = cosec2 theta - sec2 theta by following the given steps.
(a) Consider LHS and write the square relation of cot²0 and tan2-0.
(b) Simplify and prove it equal to RHS.​

Answer 1

Answer:

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Answer 2

consider LHS

cot^2 theta - tan^2 theta

cosec^2 theta - 1 - sec^2 theta + 1

cancelling one one both sides,

cosec^2 theta - sec^2 theta

LHS = RHS

hence proved.

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