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Give the coordinates of the point obtained from each reflection. (a) Reflect the point (7, 9) across the...

Give the coordinates of the point obtained from each reflection.
(a) Reflect the point (7, 9) across the y-axis.
(b) Reflect the point (7, 9) across the x-axis.

Answer

  1. (a) Reflecting the point (7, 9) across the y-axis changes the x-coordinate to its opposite. The new coordinates are (-7, 9).

  2. (b) Reflecting the point (7, 9) across the x-axis changes the y-coordinate to its opposite. The new coordinates are (7, -9).

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