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Let f (x) = sin x + cos x + tan x + sin ...

Let `f (x) = sin x + cos x + tan x + sin ^(-1) x . + tan^(-1) x + cos ^(-1) x`
If M and m are maximum and minimum vlaue of f (x), then its sum is

A

`pi + 2 cos 1 `

B

`pi + 2 sin 1 `

C

`(pi)/(2) + 2 tan 1 `

D

`pi + tan 1 + sin 1 `

Text Solution

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The correct Answer is:
A
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