已知函数
,若方程
在区间
内的解为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/398c14f6d6d25397c64dec07be2eca64.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57e878f061d046fc8928990de7bdd502.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87d3225dc94f540306b55c70d600744d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbfe8e7fb253685e0e50bae0c5482314.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8dae74c724114bfeff024dd7b79f5edc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/398c14f6d6d25397c64dec07be2eca64.png)
更新时间:2020-03-28 19:51:33
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相似题推荐
填空题-单空题
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较难
(0.4)
名校
解题方法
【推荐1】已知函数
,给出下列四个结论:
①
存在无数个零点;
②区间
是
的单调递增区间;
③若
,则
;
④
在
上无最大值.
其中所有正确结论的序号为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0344c83b87cec4e70b5c3729f5b01f5e.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
②区间
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f853f6becc68559665b6c357471a3a7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
③若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/551c086811aaa97ac8072a5b138b58b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4c93b904a8d6cfea56dbaa491ec4123.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/189b2da6c420bf8f8900002d14f65f72.png)
其中所有正确结论的序号为
您最近一年使用:0次
填空题-单空题
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较难
(0.4)
名校
解题方法
【推荐2】设函数
,
,若关于
的方程
恰好有三个根
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f57564942416c1e6dc1d3aace31e327.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ddff9c8c913b5dfe97cff5f60cf8b505.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ad74b909637266afcdccd06726e3f39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/338316b0fe50fdea0f2f75aec4c990dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcee20976de0e0e8c1ccd7a951674691.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f57564942416c1e6dc1d3aace31e327.png)
您最近一年使用:0次
填空题-单空题
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较难
(0.4)
解题方法
【推荐1】已知点
是
轴上到
距离和最小的点,且
,则
的值为______ (用数据作答).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96bdb666d09b92d3c6e87e00e5790a88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e15ed1de45e354f46bfd258cc465e6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eae25acf5cbde326691cb75cb68cd788.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e226f35250d668d3006217046f340ed9.png)
您最近一年使用:0次
填空题-单空题
|
较难
(0.4)
名校
【推荐2】已知函数
的部分图象如图所示,函数
,在下面五个结论中,
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/7/04c4d163-3f0a-4aff-94cb-60c72b10a075.png?resizew=200)
①
;②函数
的最小正周期是
,
③若
时,
,则
;
④把函数
图象上所有点横坐标缩短为原来的
得到的函数图象的对称轴与函数
图象的对称轴完全相同;
⑤函数
在
上的最大值为
.
则以上结论正确的序号为______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e658113eadee1b45111b2a927c24e2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4ddd792cfc74e15606642efc1d0b8ed.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/7/04c4d163-3f0a-4aff-94cb-60c72b10a075.png?resizew=200)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e574e9beb7897fd6988761b923b85125.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/581d67fa06b88a1633b65c0ad253d933.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d49f8a63ddbca52039fa9ab44cda6b29.png)
③若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8f55b8836b41be612a52ca9caf97006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cd5ea4a23c1bfda6bea040d0f9b1529.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1022c7e32492226a983d1210d362ac3c.png)
④把函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
⑤函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d02059613da3797ae406925b6ee5b3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6d47eadab74ef8fe669a7b1c4619866.png)
则以上结论正确的序号为
您最近一年使用:0次