Mathematics, 12.01.2021 04:30, Daniah2206

Show that the length of tangent drawn from any point on the circle x2+y2 +2gx +2fy +c=0 to the
circle x2+y2+ 2gx+2fy +C1 = 0 is

$\sqrt{(c1 - c2)}$

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Show that the length of tangent drawn from any point on the circle x2+y2 +2gx +2fy +c=0 to the