Question

A circle is described by the equation x2 + y2 + 14x + 2y + 14 = 0. What are the coordinates for the center of the circle and the length of the radius?

Answer 1

(-7, -1), 36 units


(7, 1), 36 units


(7, 1), 6 units


(-7, -1), 6 units

Answer 2

I believe it is D but not sure

Answer 3

ya it's D as
g=-7
f=-1
r=6

Answer 4

thanks i was not sure cuz i had got (-7,-1) r=8