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Let the images of the point A(2, 3) abou...

Let the images of the point A(2, 3) about the lines `y=x` and `y=mx` are P and Q respectively. If the line PQ passes through the origin, then m is equal to

A

`(3)/(2)`

B

`(2)/(3)`

C

`-1`

D

5

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The correct Answer is:
C
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