Reduce the following equations to the normal form and find `p\ a n d\ alpha` in each case: `x-y+2sqrt(2)=0`

Explanation

`x-y+2sqrt2=0`

`implies x-y=-2sqrt2`

`implies -x/sqrt2+y/sqrt2=2`

`implies xcos frac{3pi}{4}+y sin frac{3pi}{4}=2`

Thus, `p=2` and `alpha= frac{3pi}{4}`