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Let vecn be a vector of magnitude 2sqrt3...

Let `vecn` be a vector of magnitude `2sqrt3` such that it makes equal actue angles with the coordinates axes .Find the vector and cartesian forms of the equation of a plane passing through `(1,-1,2)` and normal to ` vec n`

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The correct Answer is:
`vecr.( hati+ hatj+ hatk)=3,x+y+z=3`
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