Saved Bookmarks
| 1. |
If ysinϕ=x sin(2θ+ϕ), prove that (x+y)cot(θ+ϕ)=(y−x)cotθ |
|
Answer» If ysinϕ=x sin(2θ+ϕ), prove that (x+y)cot(θ+ϕ)=(y−x)cotθ |
|