JEE Main 202127 Jul, Evening shiftMathematicsMediumCoordinate Geometry478× since 2002
The point P (a, b) undergoes the following three transformations successively :
(a) reflection about the line y = x.
(b) translation through 2 units along the positive direction of x-axis.
(c) rotation through angle about the origin in the anti-clockwise direction.
If the co-ordinates of the final position of the point P are , then the value of 2a + b is equal to :