Answer
$\frac{x^{2}}{2}+\frac{y^{2}}{4}=1$
Work Step by Step
Vertices : $(0,\pm2)$
This means $b=2$
Foci: $( 0,\pm 2)$
$c=\sqrt 2$ and $a=\sqrt 2$
$\frac{x^{2}}{2}+\frac{y^{2}}{4}=1$, (This is an equation of an ellipse)
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