1 . 已知点
是抛物线
的焦点,
为坐标原点,若以
为圆心,
为半径的圆与直线
相切,则抛物线
的方程为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e6c830bfa9a1b979a1a9665166424bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/769076decbdd25848b91ad8a88e3cb81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a4102e8c3cdc06b55f1abc66e2b883a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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2 . 学校迎元旦文艺演出,邀选出小品、相声、独唱、魔术、合唱、朗诵等六个汇报演出节目,如果随机安排节目出场,则朗诵第一个出场的概率为_________ ;若已知朗诵第一个出场,则小品是第二个出场的概率为_________ .
您最近一年使用:0次
3 . 函数
的部分图象如图所示,则
的值是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23d23d7259207548e2c639b0f1965f73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e098f7a3faaf2aa267633566f075949.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/12/9b6b026b-2c7c-4a7e-8842-2bab0a1b3054.png?resizew=136)
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解题方法
4 . 已知
是定义在
上的奇函数,当
时,
,则不等式
的解集为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2628e2dd7a988cc80530e739c22b2280.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/249ae140f4c699e463b914aa0a25a260.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8b03af66c2b6d916b41321d7bb292f1.png)
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5 . 函数
的单调递减区间是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8daacb6558346d3381e0bca0defa2e24.png)
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6 . 已知函数
,且
,若函数
有三个不同的零点,则实数
的取值范围是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e2588d79c793fc8a568fb3f08fcf4d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66692ec49a458f9e48c7315d03dfc37b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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名校
解题方法
7 . 过双曲线
的左焦点
作圆
的切线,切点为
.直线
交抛物线
于点
,若
(
为坐标原点),则双曲线的离心率为_____________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3040b6c904477030ecf8ba20b2b18759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0944c99f34ee41bea845303ed15a7d43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e4be819fc47b2aa19ab2022b3dfeb6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2273ae1ee99cec9c1304323bc9ebf75f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cae6433125ae380b1ba0c41a146ab004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9cd25ffc875fbbe495c1aaf7f5673133.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
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名校
解题方法
8 . 在直三棱柱
中,
,
,
分别是
,
的中点,
,则
与
所成角的余弦值是_____________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97e89a358226b4be8786077a60555c69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6795cae2df43a722e1355e9562d93c09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11ddc92d84d188c66b435664a7e7b5a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f1f229274a6e17977cc047814212589.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebb0bc9dca69c84a5ebc6c335b02c6af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83c09eec4e14a861af83d7828797d176.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbad65b3d744b70da2480eee1cdb587.png)
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解题方法
9 . 已知函数
的部分图象如图所示,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46626b75bd7bc420bf32b66e3253b40b.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5b295b058006153db4f357b25bd1008.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46626b75bd7bc420bf32b66e3253b40b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/14/0b005e78-d890-4bd0-bc91-43418d62eacf.png?resizew=171)
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解题方法
10 . 在矩形
中,
,
,
,
,过M点作
交
于N点,若E,F分别是
和
上动点,且
,则
的最小值为_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d2c15801fee2405573677484f5dcfa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0d5a2cd05e4476fc72271e8fdb59a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/896c8d8287880eaa8f3aff23329162c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e611215ac6eddeddc9d2f5b4fc159b88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31307b00524e461b0ad8dfbcdf24bacf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e8bab3b240ee19b51ad31f86d55dbe7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/231c8b6343f4fdd9605e5c4f891528db.png)
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