1.

Find the maximum and minimum values of each of the following trigonometrical expressions:(i) 12 sin x − 5 cos x(ii) 12 cos x + 5 sin x + 4(iii) 5 cos x+3 sin π6-x+4(iv) sin x − cos x + 1

Answer» Find the maximum and minimum values of each of the following trigonometrical expressions:

(i) 12 sin x − 5 cos x

(ii) 12 cos x + 5 sin x + 4

(iii) 5 cos x+3 sin π6-x+4

(iv) sin x − cos x + 1


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