Question

find the equation of circuie with center (-3,-2)&radius 6​

Answer 1

the eqn is

(x-(-3))^2+(y-(-2))^2=6^2

• x^2+9+6x+y^2+4+4y=36

hence eqn is,

x^2+y^2+6x+4y-23=0

.....