Question

tan(x+y) =1/2, tan(x-y) =1/3, tan2y​

Answer 1

Given:

$\tan(x+y) = \frac{1}{2}$ and $\tan(x-y)=\frac{1}{3}$

To Find:

Find the value of $\tan2y$

Solution:

Please have a look at the attached image.