Find the shortest distance between the lines given by the. equations : `vecr=(hati-hatj+2hatk)+lambda(2hati-hatj-4hatk)`and `vecr=(2hati-4hatj+hatk)+mu(3hati+hatj-5hatk)` .

Find the shortest distance between the lines given by the. equations : vecr=(hati+2hatj+3hatk)+lambda(2hati+3hatj+4hatk) and vecr=(2hati+4hatj+5hatk)+mu(3hati+4hatj+5hatk) .

Find the shortest distance between the lines given by the. equations : vecr=(hati-2hatj+3hatk)+lambda(hati+3hatj+4hatk) and vecr=(2hati+hatj+5hatk)+mu(3hati+4hatj-hatk) .

Find the shortest distance between the lines whose equations are : vecr=(hati-hatj+2hatk)+lambda(2hati-hatj+4hatk) and vecr=(2hati-4hatj+hatk)+mu(3hati+hatj-5hatk) .

Find the shortest distance between the lines whose equations are : vecr=(hati+2hatj+3hatk)+lambda(2hati+3hatj+4hatk) and vecr=(2hati+4hatj+5hatk)+mu(3hati+4hatj+5hatk) .

Find the shortest distance between the lines whose equations are : vecr=(hati-2hatj+3hatk)+lambda(hati+3hatj+4hatk) and vecr=(2hati+hatj+5hatk)+mu(3hati-4hatj-hatk) .

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

Find the shortest distance between the lines whose equations are : vecr=hati+2hatj+hatk+lambda(hati-hatj+hatk) and vecr=2hati-hatj-hatk+mu(2hati+hatj+2hatk) .

Find the shortest distance between the lines whose equations are : vecr=5hati+3hatj+2hatk+lambda(2hati+hatj-hatk) and vecr=3hati-hatj-2hatk+mu(hati+hatj+2hatk)

Find the shortest distance between the lines whose equations are : vecr=2hati+3hatj+hatk+lambda(2hati-hatj+3hatk) and vecr=7hati+5hatj+6hatk+mu(hati+3hatj+5hatk)

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