Question

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

Answer 1

given a center (a,b)

a circle has the form: (x-a)^2 + (y-b)^2 = r^2

Answer 2

-a = -5
-b = 3

r^2 = 16

the rest is elementary

Answer 3

Okasy Thacks I Get center (5, -3); radius = 4?