Question

Determine the equation of the circle graphed below.

Answer 1

(x - 6)^2 + (y + 4)^2 = 4

Explanation:

formula for a circle

( x - h )^2 + ( y - k )^2 = r^2

(h,k) is the center

r is the radius

(6,-4) is center

2 is radius

Substitute in numbers and watch the negatives.