Q21Long answer
Find the shortest distance between the lines given by r = (8 + 3λiˆ − (9 + 16λ ) ˆj + (10 + 7λ )kˆ and r =15 iˆ + 29 ˆj + 5 kˆ + µ (3iˆ + 8 ˆj − 5kˆ) .
Find the shortest distance between the lines given by r = (8 + 3λiˆ − (9 + 16λ ) ˆj + (10 + 7λ )kˆ and r =15 iˆ + 29 ˆj + 5 kˆ + µ (3iˆ + 8 ˆj − 5kˆ) .