解题方法
1 .
是双曲线
上的一点,
,设
,
的面积为S,则
的值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5bb4f5238093f8a08378bbdc96f9284.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0017262e45089093f70001cae2c60257.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1e44e2b3635b65b4cbea0040b4151ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6eeab4cb28085f2fc9f058656e03352c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a855335176fc36a15017f50a8561348.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1db2496f0d76c241d82855fe33d59f6c.png)
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2021-05-02更新
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566次组卷
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3卷引用:北京市门头沟区2021届高三二模数学试题