The shortest distance between the lines  `vecr=(hati-hatj)+lamda(hati+2hatj-3hatk)`
Channel: Doubtnut
Date: 24/05/2020

The shortest distance between the lines  `vecr=(hati-hatj)+lamda(hati+2hatj-3hatk)`  and `vecr=(hati-hatj+2hatk)+mu(2hati+4hatj-5hatk)` is