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If f(x)=2x+cos^(-1) x+log (sqrt(1+x^(2))...

If `f(x)=2x+cos^(-1) x+log (sqrt(1+x^(2))-x)`, then `f(x)` is-

A

increases in `[0, oo)`

B

decreases in `[0, oo]`

C

neither increases nor decreases in `[0, oo)`

D

increases in `(-oo, oo)`

Text Solution

Verified by Experts

The correct Answer is:
A, D
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