For the following exercises, points $,,$and$$ are given.

Find the general equation of the plane passing through $,,$and$.$

Write the vector equation $=0$ of the plane at a$.,$ where $(,,)$ is an arbitrary point of the plane.

Find parametric equations of the line passing through the origin that is perpendicular to the plane passing through $,,$and$.$

$282.(2,1,4),(3,1,3),$ and $(2,1,0)$