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Reflection on coordinate axis - class-X
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If P is (-3, 4) and My Mx (P) shows the reflection of the point P in the x"axis and then the reflection of the image in the y"axis, then My Mx (P) is
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A
(3, - 4)
💡 Explanation:
Point P is (-3, 4). First, Mx (reflection in x-axis) changes sign of y-coordinate: (-3, 4) → (-3, -4). Then My (reflection in y-axis) changes sign of x-coordinate: (-3, -4) → (3, -4). The composition My Mx (P) results in (3, -4).