The image of the point P(3,5) with respect to the line y=x is the point Q and the image of Q with respect to the line y=0 is the point R(a,b), then (a,b) is equal to
A
(5,3)
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B
(5,−3)
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C
(−5,3)
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D
(−5,−3)
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Solution
The correct option is B(5,−3) The image of the point P(3,5) w.r.t. the line y=x is (5,3)
∴ Coordinates of Q are (5,3) Taking image w.r.t y=0, we get R≡(5,−3)