[" If the equation of a circle is "lambd...

[" If the equation of a circle is "lambda x^(2)+(2 lambda-3)y^(2)-4x+6y-1=0," then the coordinates "],[" of centre are "],[[" (a) "(4/3,-1)," (b) "(2/3,-1)," (c) "(-2/3,1)," (d) "(2/3,1)]]

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