Find the vector equation of the line passing through the point having position vector `hat(i) + 2hat(j) + 3hat(k)` and perpendicular to vectors `hat(i) + hat(j) + hat(k)` and `2hat(i) - hat(j) + hat(k)`.

Answer

`bar(r) = (hat(i) + 2hat(j) + 3hat(k)) + lambda(2hat(i) + hat(j) - 3hat(k))`