The value of a for which the image of the point (a,a-1) w.r.t. the mirror `3x+y=6a` is the point `(a^2+1,a)` is

The value of a for which the image of the point (a, a-1) w.r.t the line mirror 3x+y=6a is the point (a^2 + 1, a) is (A) 0 (B) 1 (C) 2 (D) none of these

The image of the point (-1,3) by the line x - y = 0 , is

Find the image of the point (3, -2, 1) in the plane 3x-y+4x=2

Find the polar of the point (1,2) w.r.t the circle x^2+y^2=7 .

The image of the point (1, 3) in the line x + y-6 = 0 is

The image of the point (1, 3) in the line x + y-6 = 0 is

Find the image of the point (2,1) with respect to the line mirror x+y-5=0

Find the image of the point (1, -2) with respect to the line mirror 2x-y+1=0

Find the image of the point O(0,0,0) in the plane 3x+4y-6z+1=0

Find the image of the point (3, ̶ 2, 1) in the plane 3x ̶ y + 4z = 2