Ap Eapcet
Three Dimensional Geometry
AP EAPCET 2025 - 22nd May Evening Shift
MCQ+1 / -02025
If the line of intersection of the planes $2 x+3 y+z=1$ and $x+3 y+2 z=2$ makes an angle $\alpha$ with the positive $X$-axis, then $\cos \alpha=$
Ap Eapcet
AP EAPCET 2025 - 22nd May Evening Shift
If the line of intersection of the planes $2 x+3 y+z=1$ and $x+3 y+2 z=2$ makes an angle $\alpha$ with the positive $X$-axis, then $\cos \alpha=$