Find the shortest distance between the lines `vecr_1=hati+2hatj-3hatk+lambda(3hati-4hatj-hatk)` `vecr_2=2hati-hatj+hatk+mu(hati+hatj+5hatk)`

Find the shortest distance between the lies : vec(r_(1))=hati+2hatj-3hatk+lambda(3hati-4hatj-hatk),vec(r_(2))=2hati-hatj+hatk+mu(hati+hatj+5hatk)

Find the shortest distance between the lines vecr = (hati + 2hatj+hatk) + lambda(hati-hatj+hatk) and vecr = 2hati - hatj-hatk + mu(2hati+hatj+2hatk)

Find the shortest distance between the lines: vecr=6hati+2hatj+2hatk+lambda(hati-2hatj+2hatk) and vecr=-4hati-hatk+mu(3hati-2hatj-2hatk) .

Find the shrotest distance between the lines vecr=hati-7hatj-2hatk+lamda(hati+3hatj+2hatk) and vecr=3hati+4hatj-2hatk+mu(-hati+2hatj+hatk)

find the shortest distance between the lines vecr=6hati-hatj+3hatk+lambda(hati+3hatj+2hatk) and hatr=9hati+hatj-4hatk+mu(hati-2hatj+hatk)

Find the shortest distance between the lines vecr=hati+2hatj+3hatk+lambda(hati-3hatj+2hatk) and vecr=4hati+5hatj+6hatk+lambda(2hati+3hatj+hatk)

Find the shortest distance between the lines vecr=6hati+2hatj+2hatk+lamda(hati-2hatj+2hatk) and vecr=-4hati+hatk+mu(3hati-2hatj-hatk) .

Find the shortest distance (S.D.) between the lines : vecr_(1)=hati-2hatj+3hatk+lamda(-hati+hatj-2hatk) and vecr_(2)=hati-hatj-hatk+mu(hati+2hatj-2hatk)

Find the shortest distance between the two given lines vecr=2hati+3hatj+4hatk+lambda(2hati-hatj+hatk) and vecr=3hati-2hatj-hatk+mu(3hati+2hatj-4hatk)