Math, asked by rambarambabu04, 7 months ago

state and prove double angle theorem

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Answered by gopalsinghyadav0980

Answer:

The double angle formulae for sin 2A, cos 2A and tan 2A

and this is our second double angle formula. Similarly tan(A + A) = tan A + tan A 1 − tanA tanA so that tan 2A = 2 tanA 1 − tan2 A These three double angle formulae should be learnt.

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state and prove double angle theorem​

Answers

state and prove double angle theorem