JEE Main 23 Jan 2026 Shift 1 Paper Solved Paper
© examsiri.com
Question : 3 of 75
Marks:
+1,
-0
Let the direction cosines of two lines satisfy the equations : 4 l + m − n = 0 2 m n + 10 n l + 3 l m = 0
Then the cosine of the acute angle between these lines is :
Then the cosine of the acute angle between these lines is :
[23 Jan 2026 Shift 1]
Go to Question: