Skelly4444
Junior Member
- Joined
- Apr 4, 2019
- Messages
- 63
How can (cos3x / sinx) + (sin3x / cosx) be identically equivalent to 2cot2x
I have tried rewriting everything but cannot seem to get anywhere with this?
Any advice would be greatly appreciated.
I have tried rewriting everything but cannot seem to get anywhere with this?
Any advice would be greatly appreciated.