Question

In an ellipse, what should it look like if the focus point of (-1(+/-) square root of 5, 2) must be shown on the graph.
a.) The equation is ((x+1)^2) /16) + ((y-2)^2) /4) =1
Vertices are (-5,2) (3,2)
Other points were: (-1,0) (-1,4)
a=4 b=2 c=square root of 5