Question

Circle A has an equation of x2 + (y + 3)2 = 16. Where is the center of the circle located?
Answer
on the x-axis
on the y-axis
in the first quadrant
in the third quadrant

Answer 1

well, considering the generic form of a circle is :\[(x-C_x)^2+(y-C_y)^2=r^2\]

Answer 2

im pretty sure those Cs are for centers

Answer 3

amistre is correct,

Answer 4

on the y axis

Answer 5

thank you !