Find range of y(i) y = 10 cos²x - 6 sin x cos x + 2 sin²x (ii) y = 3 cos(x + pi/3)+ 5 cosx + 3

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Ankit Kumar

Ankit Kumar

14 күн бұрын

Find the greatest and least value of y
(i) y = 10 cos²x - 6 sin x cos x + 2 sin²x
(ii) y = 3 cos(x + pi/3)+ 5 cosx + 3

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