Question

Write the equation of the circle with center (2, -3) and a radius of 4.

Answer 1

C(h,k) radius(r)
C(2,-3) r=4

(x-h)^2 + (y-k)^2 = r^2
(x-2)^2 + (y--3)^2 = 4^2
(x-2)^2 + (y+3)^2 = 16

therefore, the answer is D

Answer 2

Answer:

(D) is the answer i just took the quiz on usatestprep

Step-by-step explanation: