JEE Main 2021 Mathematics question
Let S be the mirror image of the point Q(1, 3, 4) with respect to the plane 2x – y + z + 3 = 0 and let R(3, 5, ) be a point of this plane. Then the square of the length of the line segment SR is ———.
Answer: 72
Let S be the mirror image of the point Q(1, 3, 4) with respect to the plane 2x – y + z + 3 = 0 and let R(3, 5, ) be a point of this plane. Then the square of the length of the line segment SR is ———.