Question

Given the equation, identify the center and (x-7)^(2)+(y+12)^(2)=49

Answer 1

Hi,

Explanation:

(x-7)²+(y+12)²=49 is the equation of the cercle which center is (7,-12) and radius equal 7.

The equation of the cercle which center is (a,b) and radius r is

`(x-a)^2+(y-b)^2=r^2\\`