यदि tan^(-1)x-tan^(-1)y=tan^(-1)A, तब A=...

यदि `tan^(-1)x-tan^(-1)y=tan^(-1)A,` तब `A=`

A

`x-y`

B

`x+y`

C

`(x-y)/(1+xy)`

D

`(x+y)/(1-xy).`

Verified by Experts

The correct Answer is:

C

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