engineering recuitment AAI ATC Junior Executive 2025 Mock Test Series Mathematics Three Dimensional Geometry Distance from a Plane
Distance between two parallel planes \(2x+y+2z=8\) and \(4x+2y+4z+5=0\) is
1
\(\dfrac{5}{2}\)
2
\(\dfrac{7}{2}\)
3
\(\dfrac{9}{2}\)
4
\(\dfrac{3}{2}\)