Reduce the following equations to the normal form and find `p\ a n d\ alpha` in each case: `x+sqrt(3)y-4=0`

Explanation

`x+sqrt3y-4=0`

`implies x+sqrt3y=4`

`implies x/2+sqrt3/2y=2`

`implies xcos (pi/3)+y sin (pi/3)=2`

Thus, `p=2` and `alpha=pi/3`