JEE Main 2023 Mathematics question
Let the system of linear equations –x + 2y – 9z = 7, –x + 3y + 7z = 9, –2x + y + 5z = 8, –3x + y + 13z = has a unique solution x = , y = , z = . Then the distance of the point (, , ) from the plane 2x – 2y + z = is-
Answer: (B)