Ts Eamcet
Circle
TS EAMCET 2022 (Online) 20th July Evening Shift
MCQ+1 / -02022
If $(-1,-1)$ is the radical centre of the circles $x^2+y^2+2 g x-4 y+4=0, x^2+y^2+6 x+2 f y+12=0$ and $x^2+y^2+10 y+20=0$, then $g-f=$
Ts Eamcet
TS EAMCET 2022 (Online) 20th July Evening Shift
If $(-1,-1)$ is the radical centre of the circles $x^2+y^2+2 g x-4 y+4=0, x^2+y^2+6 x+2 f y+12=0$ and $x^2+y^2+10 y+20=0$, then $g-f=$