JEE Math Practice Question
Let the ellipse $E_1: \frac{x^2}{a^2} + \frac{y^2}{b^2} = 1$, $a > b$ and $E_2: \frac{x^2}{A^2} + \frac{y^2}{B^2} = 1$, $A
- A.$ \frac{24\sqrt{6}}{5} $
- B.$ \frac{18\sqrt{6}}{5} $
- C.$ 6\sqrt{6} $
- D.$ \frac{12\sqrt{6}}{5} $
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