A circle in the \(xy\)-plane has its center at \((-7, 3)\) and has a …

Question

Prompt

A circle in the

x y

-plane has its center at

(- 7, 3)

and has a radius of

9

. An equation of this circle is

x^{2} + y^{2} + a x + b y + c = 0

, where

a

b

, and

c

are constants. What is the value of

c