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If one of the diameters of the curve ""^...

If one of the diameters of the curve `""^(2) + y ^(2) - 4x - 6y +9=0` is a chord of a circle with centre `(1,1)` then the radius of this circel is

A

3

B

2

C

`sqrt2`

D

1

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The correct Answer is:
A
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TARGET PUBLICATION-CIRCLE AND CONICS -COMPETITIVE THINKING
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