Question

The equation of a circle is (x - 4)2 + (y + 3)2 = 9.

What are the coordinates of the center of this
circle?
A. (4, -3)
B. (4,3)
C. (-4,-3)
D. (-4, 3)

Answer 1

The coordinates are (4, -3) because the vertex of a circle is the opposite of the values within the parenthesis. (h,k)