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int (dx)/(x^(2)sqrt(4+x^(2)))=...

`int (dx)/(x^(2)sqrt(4+x^(2)))=`

A

`(1)/(4) sqrt(4+x^(2))+c`

B

`(-1)/(4) sqrt(4+x^(2))+c`

C

`(-1)/(4x) sqrt(4+x^(2))+c`

D

`(9)/(4x) sqrt(4+x^(2))+c`

Text Solution

Verified by Experts

The correct Answer is:
C
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