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The equation of the circle passing throu...

The equation of the circle passing through `(2,0)` and `(0,4)` and having minimum radius is

A

`x^(2)+y^(2)=20`

B

`x^(2)+y^(2)-2x-4y=0`

C

`(x^(2)+y^(2)-4)+lamda(x^(2)+y^(2)-16)=0`

D

None of the above

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The correct Answer is:
B
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