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The length of the common chord of the el...

The length of the common chord of the ellipse `((x-1)^2)/9+((y-2)^2)/4=1` and the circle `(x-1)^2+(y-2)^2=1` is (A) 2 (B) `sqrt3` (C) 4 (D) none of these

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The length of the common chord of the ellipse ((x-1)^(2))/(9)+((y-2)^(2))/(4)=1 and the circle (x-1)^(2)+(y-2)^(2)=1 is (A)2(B)sqrt(3)(C)4 (D) none of these

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