Find the equations of the planes parallel to the plane `x-2y+2z-3=0` which is at a unit distance from the point `(1,2,3)dot`

Explanation

`x – 2y + 2z + λ = 0`


Now given,


`d = |1 – 4 + 6 + λ| / sqrt(9 )= 1`


`|λ + 3| = 3`


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