The image of \( P(a, b) \) on the line \( y=-x \) is \( Q \) and th... VIDEO
The image of \( P(a, b) \) on the line \( y=-x \) is \( Q \) and the image of \( Q \) on the line \( y=x \) is \( R \). Then the midpoint of \( P R \) ishttps://bit.ly/YTAI_PWAP https://www.pw.live
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