int(4dx)/( x^(2) sqrt(4-9x^2) ) is equal...

`int(4dx)/( x^(2) sqrt(4-9x^2) )` is equal to

A

`sqrt( 4-9x^2) + C`

B

`(-2)/(3) sqrt( 4-9x^(2) ) + C`

C

`(- sqrt( 4 -9x^2))/(x) + C`

D

`(2)/(3) (sqrt( 4 -9x^2) )/(x) + C`

Verified by Experts

The correct Answer is:

C

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