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Number of common tangents of ellipse ((...

Number of common tangents of ellipse `((x-2)^(2))/(9)+((y+2)^(2))/(4)=1` and the circle `x^(2)+y^(2)-4x+2y+4=0` is
(A) 0 (B) 1 (C) 2 (D) More than 2

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