Equation of a circle passing through (1...

Equation of a circle passing through (1, 2) and (2, 1) and for which line `x+y=2` is a diameter, is :

A

`x^(2)+y^(2)+2x+2y-11=0`

B

`x^(2)+y^(2)-2x-2y-1=0`

C

`x^(2)+y^(2)-2x-2y+1=0`

D

None of these

Verified by Experts

The correct Answer is:

C

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