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in Mathematics by (21.8k points)

Let f (x) = sin-1(sin x ) +cos-1 (cos x)(0  x ≤ 2p), f(x)  is strictly increasing in

(A) (0, p)

(B)  (p,2p)

(C) (0,p/2)

(D)  (p,3p/2)

1 Answer

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by (73.1k points)
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Best answer

Correct option   (C) (0,p/2)

Explanation:

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