Book: Mathematics Part-II
Chapter: 11. Three Dimensional Geometry
Subject: Maths - Class 12th
Q. No. 16 of Exercise 11.2
Listen NCERT Audio Books - Kitabein Ab Bolengi
16
Find the shortest distance between the lines whose vector equations are
We know that
Shortest distance between two lines 
and 
is
……….(i)
Here, 
, 
and
, 
Now, 
……….(ii)
Now, 
⇒ 
……….(iii)
……….(iv)
Now, 
……….(v)
Now, using (i), we have
The shortest distance between the two lines, 
16
