A circle is represented by the equation . Which of the following shows the
location of the center of the circle and its radius?
A-center (1, 5); radius = (square root) 6
B-center (1, 5); radius = 6
C-center (−1, −5); radius = 6
D-center (−1, −5); radius =(square root) 6

2. Given a circle with center (– 3, 6) and radius 5, what is an equation of the circle?
A.