Find the points at which the following polar curve has a horizontal or a vertical tangent line.
r=3+3sin\theta
Identify the points where the curve has a horizontal tangent line. Select all that apply. A.
((9)/(2),(11\pi )/(6))
B.
(6,(3\pi )/(2))
C.
((3)/(2),(11\pi )/(6))
D.
((9)/(2),(\pi )/(6))
E.
(0,(3\pi )/(2))
F.
(6,(\pi )/(2))
G.
((9)/(2),(7\pi )/(6))
H.
((9)/(2),(5\pi )/(6))
((3)/(2),(7\pi )/(6))