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

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

A

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

B

`-1/4sqrt(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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