Right in equation of the ellipse the rest of the question is in the photo can you plz answer both

QUESTION 1

The given ellipse has equation:



Divide through by 100 to get;



The ellipse has it major axis on the x-axis.





The vertices is

(-5,0) and (5,0).

Also





The co-vertices are,

(0,-2), (0,2).

We use











The foci:



We plot all these points and graph our ellipse.

See attachment

QUESTION 2.

If the ellipse has a vertex at

(0,-8) and a focus at (0,4) then



and



we can use



to determine the value if b.









The equation of the ellipse is

Bis your answer. it only holds the decimal numerals