Plane Equation and Distance (Jee Mains) | ExamDuo
Ask Doubts
Log in
3D Plane Equations
Hard
Plane Equation and Distance
A plane E is perpendicular to the two planes 2x - 2y + z = 0 and x - y + 2z = 4, and passes through the point P (1, -1, 1). If the distance of the plane E from the point Q (a, a, 2) is 3√
2
, then (PQ)² is equal to
SELECT ONE OPTION
A
9
B
12
C
21
D
33
Check
Ask about this question