1.

The equation of the circle concentric with the circle x2+y2+8x+10y−7=0 and passing through the centre of the circle x2+y2−4x−6y=0 is

Answer»

The equation of the circle concentric with the circle x2+y2+8x+10y7=0 and passing through the centre of the circle x2+y24x6y=0 is



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