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If int (dx)/((x^2+4)(x^2+9))=Atan^(-1)((...

If `int (dx)/((x^2+4)(x^2+9))=Atan^(-1)((x)/(2))+Btan^(-1)((x)/(3))+c` , then `A-B =`

A

`(1)/(6)`

B

`(1)/(30)`

C

`(-1)/(30)`

D

`(-1)/(6)`

Text Solution

Verified by Experts

The correct Answer is:
A
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