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The equation of the circel with cente at...

The equation of the circel with cente at `(1,-2)` and passing through the centre of the given circle `x ^(2) + y^(2) + 2y-3 =0,` is

A

`x ^(2) + y^(2) -2x + 4y + 3=0`

B

`x ^(2) + y^(2) -2x + 4y -3=0`

C

`x ^(2) + y ^(2) + 2x -4y -3=0`

D

`x ^(2) + y^(2) + 2x -4y + 3=0`

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The correct Answer is:
A
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