名校
解题方法
1 . 已知定义在
上的奇函数
,对任意的
,都有
,当
时,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5b4a10b0567856690fa8a4d98234992.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dace8f47a04f7fd67cd5d7a24bc1baa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17bf7e8a6cd83edc8a2f985fc8fca591.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec88fb5357f5057cec57b0641389e489.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
解题方法
2 . 已知
,
,
,则a,b,c的大小关系为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a525e811ffc32387348f431b04c32225.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12ba23721cdfd30155879a30006cbbe9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b462996ae5a5daf6d9099a6f48ec301.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
3 . 计算:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b5c918842eaa2af4401408a3aff6b57.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afe42d4926eda87e326b2128864ff36.png)
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名校
解题方法
4 .
为函数
的两个零点,其中
,则下列说法错误的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4801378aa3b0b0c4118a415ed0046881.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
A.![]() | B.![]() |
C.![]() ![]() | D.![]() ![]() |
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5 . 当药品
注射到人体内,它在血液中的残余量会以每小时25%的速度减少.
(1)按照医嘱,护士给患者甲注射了
药品
两小时后,患者甲血液中药品
的残存量为
,求
的值;
(2)另一种药物
注射到人体内,它在血液中的残余量会以每小时10%的速度减少.如果同时给两位患者分别注射
药品
和
药品
,请你计算注射后几个小时两位患者体内两种药品的残余量恰好相等.(第(2)问计算结果保留2位小数)
参考值:
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(1)按照医嘱,护士给患者甲注射了
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7428057b4757de6d1d510712f01465e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55354a714cdf174cf4ebd43a2f041bbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)另一种药物
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc2baea0d7b4cae52246ff279a41e460.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/618c8bb0c6e025b11eeb7da738183d1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
参考值:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a49dc2827f437b3a1e7cbc25c680093c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51988fef1f0ae3f710f36865834790e5.png)
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23-24高一下·湖南衡阳·阶段练习
名校
6 . 已知函数
和
的定义域均为
,若
满足
,且
与
图象的交点为
,
,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a919b73d4b366b80316cfce243145c31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c79d796e08e83cbf9b37797e96c2e660.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56720e2f2b0ddd72156da495923698da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2852ae85cfcc804b3192ea8543c88938.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daa5e9bd516f6282483b92cfe6074623.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c9fcb59a6fd0b9858e01a7079767a86.png)
A.![]() ![]() |
B.![]() ![]() |
C.![]() ![]() |
D.![]() ![]() |
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解题方法
7 . 已知函数,其中
,
.
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d24e84296818c3f2dd5007ba315cfe2.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fee7f3b1a0e893be847b24a74239d153.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5897b586cdd607992d899a006e1e0597.png)
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8 . 若,
,
,则( )
A.![]() | B.![]() | C.![]() | D.![]() |
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24-25高一上·全国·课后作业
9 . 已知,且
,则指数函数
的图象与对数函数
的图象可能有几个交点?可以借助信息技术软件探索研究.
您最近一年使用:0次
名校
解题方法
10 . 已知函数
.
(1)求实数a的值;并方程
的解集M.
(2)当
,求
的最小值、最大值及对应的x的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca9052a3fe73da0178ce883a411f82bd.png)
(1)求实数a的值;并方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c07555aac5b196464dd74c2ea655afdd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1bf06ed6a569332dd1342be23e3a75d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
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