The transformation matrix for mirroring a point in x-y

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The transformation matrix for mirroring a point in x-y plane about the line y = x is given by

1. 0 -1
  -1 0
2. 1 0
  0 -1
3. -1 0
  0 1
4. 0 1
  1 0

Correct Option: D

For a reflection in the line y = x

	0			1
	1			0