The points $$\(A, B\)$$ and $$\(C\)$$ have coordinates $$\((3,2,2),(-1,1,3)\)$$ and $$\((-2,4,2)\)$$ respectively. The plane $$\(\Pi_{1}\)$$ contains the points $$\(A, B\)$$ and $$\(C\)$$ Determine a Cartesian equation of $$\(\Pi_{1}\)$$ (4)

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