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## Homework Statement

Find the perpendicular distance of the plane 5x+2y-z=-22 from the origin O by first finding the co-ordinates of the point P on the plane such that OP is perpendicular to the given plane.

## Homework Equations

It only given plane vector,how i going to figure out the perpendicular distance?

## The Attempt at a Solution

I really dont know where to start.Can help to elaborate?

Thanks