Jee Main
3d Geometry
JEE Main 2021 (Online) 27th August Evening Shift
MCQ+4 / -12021
The angle between the straight lines, whose direction cosines are given by the equations 2l + 2m \(-\) n = 0 and mn + nl + lm = 0, is :
Jee Main
JEE Main 2021 (Online) 27th August Evening Shift