tan2x =
Please help this is my final I can’t fail it
![tan2x Please help this is my final I cant fail it class=](https://us-static.z-dn.net/files/d7c/ccb75c349926ac9269a0d2e228e2fd3e.png)
Answer:
The identity tan(A+B) is given and so is used again for tan(x+x)/tan(2x)