Question

If x2+y2+2gx+2fy-12=0 is a circle with centre (2,3),find g,f and the radius of the circle​

Answer 1

Step-by-step explanation:

-g,-f is the centre of circle

and radius is

$\sqrt[2]{{g}^{2} + {f}^{2} } - c$

now put the value get the answers