Question

Find the center of the circle whose equation is (x - 8) 2 + (y + 2) 2 = 64.


(8, 2)
(-8, 2)
(8, -2)

Answer 1

If given the equation, you need to take the number beside the x and y and change their signs to get your point:

x - 8 (Take the -8 and make it +8)

y + 2 (Take the +2 and make it -2)

Your point is (8, -2)

Answer 2

8, -2 is the answer