Suppose 0 is an angle such that cos(0) If 0 < 0 < T, then cos 5 2 and sin ) If п <0 < 2т, then cos 2 and sin 2 If 2л < 0 < Зп, then cos 2 - and sin 2 ||

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A: To evaluate the following integral.

Q: Q-2- Find the function Values by_using double angle formula Coso Sine 2 sino Cose Cos 20 = Sin 20 1)…

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A: Topic:- hyperbolic function and complex number

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A:

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A: L.H.S. =sinθ2-cosθ22R.H.S. =1-sinθ

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Q: ( co*2)° + (sinz)* = x). COs x a concrete number ).

A: As this is the Standard Definition of Trigonometric Identities, that,

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A: