if 0°< theta<90° and theta satisfies= 2 sin^2 theta-1 =0 find the values of the following 1) cos theta+cos 2 theta 2) sin theta sin 2 theta
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if 0°< theta<90° and theta satisfies= 2 sin^2 theta-1 =0 find the values of the following 1) cos theta+cos 2 theta 2) sin theta sin 2 theta
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here is ur answer hope it helps u