The length of the perpendicular drawn from the point (2, 1, 4) to the plane containing the lines
Channel: Doubtnut
Date: 2019-12-29

The length of the perpendicular drawn from the point (2, 1, 4) to the plane containing the lines `r=(hati+hatj)+lambda(hati+2hatj-hatk)\" and \"r=(hati+hatj)+mu(-hati+hatj-2hatk)` is