Mathematics Part-II

Book: Mathematics Part-II

Chapter: 11. Three Dimensional Geometry

Subject: Maths - Class 12th

Q. No. 5 of Exercise 11.3

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Find the vector and cartesian equations of the planes

that passes through the point (1,4, 6) and the normal vector to the plane is

Let the position vector of the point




Vector eq. of the plane,







x – 1 – 2y + 8 + z – 6 = 0


x – 2y + z + 1 = 0


Required Cartesian eq. of the plane


x – 2y + z = - 1


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