Question

What transformation is represented by the rule (x, y)→(y, − x) ?

Answer 1

The first on is: rotation of 90° clockwise about the origin

the second one should be: a reflection over y = x 

and the third one is: a translation of 3 units to the left 

hope this helps.........

Answer 2

1) rotation of 90° clockwise about the origin
2) reflection over the line y = x
3) translation of 3 units to the left