(a) Evaluate: i) sin (b) Simplify the expression sin 7T ii) cos COS 5T cos(2 sin (3x)) + 3log (182²) For which values of x is the expression above defined? iii) tan tan 3π

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A: To simplify.

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A:

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Q: Show that  sin(A + B)  is not, in general, equal to  sin A + sin B  by substituting 30° for A and…

A: Topic:- trigonometry