設橢圓Γ：上有一點 P 位於第一象限，兩焦點為 F1 與 F2，若△PF1F2 的內切圓半徑為 1，則 P 點的坐標為_____ 。

問題詳情

10.設橢圓Γ：

上有一點 P 位於第一象限，兩焦點為 F1 與 F2，若△PF1F2 的內切圓半徑為 1，則 P 點的坐標為_____ 。

參考答案

答案：D
難度：適中0.51369
統計：A(53),B(68),C(178),D(394),E(1) #
個人：尚未作答書單：沉魚落雁、書信的別稱、蘇軾 --飲湖上初晴後雨

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