JEE Main 2021 Mathematics question
If the mirror image of the point (1, 3, 5) with respect to the plane 4x – 5y + 2z = 8 is (, , ), then 5() equals :
Answer: (A)
If the mirror image of the point (1, 3, 5) with respect to the plane 4x – 5y + 2z = 8 is (, , ), then 5() equals :