Gaokao Math Practice Question
已知 $F_{1}, F_{2}$ 是椭圆 $C: \frac{x^{2}}{9}+\frac{y^{2}}{4}=1$ 的两个焦点, 点 $M$ 在 $C$ 上, 则 $\left|M F_{1}\right| \cdot\left|M F_{2}\right|$ 的最大值为 ($\quad$)
- A.13
- B.12
- C.9
- D.6
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