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Suppose f, g and h be three real valued ...

Suppose f, g and h be three real valued function defined on R Let `f(x) =2x+|x|` `g(x) =1/3(2x-|x|)` `h(x) =f(g(x))` The range of the function `k(x) = 1 + 1/pi(cos^(-1)h(x) + cot^(-1)(h(x)))` is equal to

A

`[1/4,7/4]`

B

`[5/4,11/4]`

C

`[1/4,5/4]`

D

`[7/4,11/4]`

Text Solution

Verified by Experts

The correct Answer is:
B
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