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A’ (-5, 0), B(0,3), dan B’ (0, -3).

2
2
2
On the ellipse, the relationship c = a – b , and so
2
c =…. - … =…. → c = 4

So, the focus of the ellipse is F1 (-4, 0) dan F2 (4,0).

2. Draw a sketch of an elliptical graph with the equation of .

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