NCERT Exercise 11.2 Q12 - Three Dimensional Geometry

Question: Find the shortest distance between the lines r⃗ = (î + ĵ + k̂) + λ(î − ĵ + k̂) and r⃗ = (2î − ĵ − k̂) + μ(2î + ĵ + 2k̂).

Answer: Shortest distance = 3√2 / 2.

Full step-by-step NCERT solution with diagrams on Something by Zero.