If cos(alpha+beta)=3/5, sin(alpha-beta)=...

If `cos(alpha+beta)=3/5, sin(alpha-beta)=5/13`, and `0 lt alpha, beta lt pi/4`, then `tan(2alpha)` is equal to:

A

`(63)/(52)`

B

`(21)/(16)`

C

`(63)/(16)`

D

`(33)/(52)`

Verified by Experts

The correct Answer is:

C

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