1 . 已知直线
在两坐标轴上的截距相等,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7fb7edf657e658b629f3a0de4d22d98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
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2 . 已知函数
在
上恰有一个极值点,则
的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18cb981d6dba18d01d27fc034c089339.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0b909bbcdcb41be76adc4b5e9544a59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
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3 . 已知函数
的图象由两条射线及两条线段(包括端点)组成,如图所示.
的值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/680290a6f9537ff2de6cd9247e166b87.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/28/37a9b7a2-dd8f-4720-a607-81fbc66b7a7b.png?resizew=163)
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4 . 若复数
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7e0aeeb125cfb42e33094594d4381f5.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bbeaee42a6d540aefcb012808e5a28f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7e0aeeb125cfb42e33094594d4381f5.png)
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解题方法
5 . 若
,则“
”是“
”的______ 条件.(请用“充要”“充分不必要”“必要不充分”“既不充分也不必要”回答)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5ab4b75fa22deba7fcbcdcb31dd45b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a9f5e2e79a4bc500c49bba042b771d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b21208364124b5c477b2ff8df1c2e8f.png)
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6 . 已知函数
,关于
的方程
恰有6个不同实数解,则
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91d51f20de449bb518d8ccddcd2970a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78cbb87c56c4361d4c799fb4b011f0ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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7 . 已知空间向量
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a87aefab2c348022dff54224715ad9d4.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08b672fe524f188686f89448cbb5f275.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a87aefab2c348022dff54224715ad9d4.png)
您最近一年使用:0次
名校
解题方法
8 . 已知
分别是函数
与
的零点,若
,则
的取值范围为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/baf7b2dc2878a630155f5815fd8bad5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1330f3c5d7eda06577b8b33ebf295463.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5aac9fb75d7d8d105cd3d47660784c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60e17c629f5f90e2c27eb48451ea6fb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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9 . 数列
满足
,则数列
的前10项的和为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba134ba5f55e86a0719ac36446268036.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
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10 . 在数列
中,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c5993b556a18ac74bb239cf91a88eef.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76aef4cdcb5af742ce28003b7b6c8c20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bbeb0242680eb6d1ee544ee51b7246c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c5993b556a18ac74bb239cf91a88eef.png)
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