Question

simplify
....

Answer 1

What's question?

Answer 2

We have \(\Large \frac{2}{n-2}=\frac{-2}{2-n}\)

\(\Large \Rightarrow \frac{n}{2-n}-\frac{2}{n-2}=\frac{n}{2-n}+\frac{2}{2-n}=\frac{n+2}{2-n}\)

Answer 3

you draw it?

Answer 4

@sumanta