Question

What is the center and radius of the circle with equation (x - 5)2 + (y + 3)2 = 16?

Answer 1

Center: (-5, 3)
Radius: 4

Answer 2

the equaiton of a circle with center (h,k) and radius r is
(x-h)²+(y-k)²=r²

given

(x-5)²+(y-(-3))²=4²
center is (5,-3) and radius is 4