Use the sliders on the interactive to determine the shape
of the conic when A and C equal specific values.
AR+ Cy? +x+y - 9 = 0
A= 1, C = 5, Conic Type:
A=-2, C = 4, Conic Type:
A=0, C=-1.5. Conic Type:
A=0.5, C = -2, Conic Type:
A = -3.5, C =-3.5. Conic Type:
