1.

If 3 sin x + 4 cos x = 5, then 4 sin x − 3 cos x =(a) 0(b) 5(c) 1(d) None of these

Answer» If 3 sin x + 4 cos x = 5, then 4 sin x − 3 cos x =

(a) 0

(b) 5

(c) 1

(d) None of these


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