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Find the distance of the point (3,8,2) f...

Find the distance of the point `(3,8,2)` from the line `vecr=hati + 3 hatj + 2hatk + lamda ( 2 hati + 4 hatj + 3hatk)` measured parallel to the plane `vec r . (3 hati + 2 hatj - 2hatk) + 15=0.`

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