21-22高三上·江苏南通·阶段练习
名校
解题方法
1 . 已知
,
是双曲线
的左、右焦点,过
作直线
的垂线交双曲线
的右支于点
,且
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/337ec4eb8e7e4e0f4ce8d759bcfa2ece.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78ffc09a6f8e52f8e902ee949f73f7e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b490e09248ea3242ec67afae8d00c18.png)
A.原点![]() ![]() ![]() |
B.双曲线的离心率为![]() |
C.![]() |
D.双曲线![]() ![]() |
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解题方法
2 . (文科学生做) 若
,则
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40c01988bc042cd96706098eaab87bd7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
您最近一年使用:0次
2018-06-30更新
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1049次组卷
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2卷引用:【全国市级联考】江苏省盐城市2017-2018学年度第二学期高二年级期终考试数学试题