The mid point of the chord x-2y+7=0 w.r....

The mid point of the chord `x-2y+7=0` w.r.t the circle `x^(2)+y^(2)-2x-10y+1=0` is

A

`(7,21)`

B

`(7/4,21/4)`

C

`(7/5,21/5)`

D

`((-7)/4,(-21)/4)`

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The correct Answer is:

C

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