Find the vector equation of the plane passing through the intersection of the planes
and through the point (2, 1, 3).
Let the vector eq. of the plane passing through the intersection of the planes
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∵ Plane passes through points (2,1,3)
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4 + 4λ + 2 + 5λ - 9 + 9λ - 7 - 9λ = 0
9 λ = 10





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This is the required vector eq. of the plane.