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

`f(x)=2x+cot^(-1)x+log (sqrt(1+x^(2))-x)`

A

increasing in `[0,oo]`

B

decrease in `[0,oo)`

C

neither increase 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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