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The image of P(a, b) in the line y = –x is Q and the image of Q in the line y = x is R, then the midpoint of PR is

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The image of P(a, b) in the line y = –x is Q and the image of Q in the line y = x is R, then the midpoint of PR is

(a) (a – b, b + a)

(b) \(\left(\frac{a+b}2, \frac{b +a}2\right)\)

(c) (a – b, b – a)

(d) (0, 0)

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1 Answer

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by (51.4k points)

Correct option is (d) (0, 0)

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