名校
解题方法
1 . 已知函数
.
(1)在给定的平面直角坐标系中作出函数
的图象,并写出它的单调递减区间;
(2)若
,求实数
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6205165890d1d1edf9c93d09b151f68f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/30/87abf4e2-79f2-4659-b710-9dd8ffe4c7a7.png?resizew=240)
(1)在给定的平面直角坐标系中作出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb2bd42f33c8d09d81c233d977364112.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
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2 . (1)计算:
;
(2)已知
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aca1849af6d57186c20eb831943851d1.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bbe7ea044718fb7c2c7774f89bc5d5d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0666cbe081eb4ae1c2e4fd96b1cdc37.png)
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3 . 计算:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f25c0512213120b6df0b724fec16d0b.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65914871a45327d2e2171169806844f8.png)
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名校
4 . (1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/776155555b8164e8f08c4abd0c24e6d1.png)
(2)
.
(3)若
,试用
表示
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/776155555b8164e8f08c4abd0c24e6d1.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cf2407df9e70c450ba21009ddd282e7.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0de64d22ceb3bcbdfc25d3419d284f8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/800bbcc16cd9823d741930abd146584a.png)
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名校
5 . (1)计算:
.
(2)计算:已知
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09afb21bfc2ab0fb7532568affc779d4.png)
(2)计算:已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d59142ab797807e560fe8adf63e6ecb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1de55dbb0dbd6502273988e240dd103c.png)
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名校
6 . 已知函数
的定义域为集合
,集合
,
.
(1)求
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3681645ec0560dfdfee9dbc65fe962f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06c2b09fbf0e0663ace0dfb25982a018.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/681e98c6fda98a46b7386568a82ecba8.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/323b7a0ca1495a6759045afb3255d33e.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2024-01-12更新
|
356次组卷
|
2卷引用:江苏省无锡市江阴市成化高级中学2023-2024学年高一上学期第二次阶段检测数学试题
名校
解题方法
7 . 今年
月
日,日本不顾国际社会的强烈反对,将福岛第一核电站核污染废水排入大海,对海洋生态造成不可估量的破坏.据有关研究,福岛核污水中的放射性元素中有
种半衰期在
年以上;有
种半衰期在
万年以上.已知某种放射性元素在有机体体液内浓度
与时间
(年)近似满足关系式
为大于
的常数且
.若
时,
;若
时,
.
(1)求k和a的值
(2)这种有机体体液内该放射性元素浓度
衰减为
时,大约需要多少年?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3304e23f3b0f9569c4140ca89b6498.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49e60fbe6820130fb20abc555a94b5ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea1834490aacbee800ed5721312f4be1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d07ae0b4264da6a8812454ffd2f20d94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3304e23f3b0f9569c4140ca89b6498.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/792459d8d4ec6ec594fef407b729611b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb85e1deece34f68c1b66566fe41555e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c95b6be4554f03bf496092f1acdfbb89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37fa1476cf3552b9ae91ef039b1c6c80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3576c7dac08ae64d281b8f8309455745.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b28bd43d6858bfdaafcd11051251b66.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b405616f5cc870af9a1b8a8c75c44b9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/843c9013e16ce26a4be297f1b61419fd.png)
(1)求k和a的值
(2)这种有机体体液内该放射性元素浓度
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44df3805aea3970ad48a0f8af35ffc5d.png)
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名校
8 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18c0e523777f7a7472941c0952e9fc5c.png)
(1)若
的定义域为
,求
的取值范围.
(2)若
的值域为
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18c0e523777f7a7472941c0952e9fc5c.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2024-01-10更新
|
783次组卷
|
3卷引用:天津市静海区第一中学2023-2024学年高一上学期12月月考数学试题
天津市静海区第一中学2023-2024学年高一上学期12月月考数学试题(已下线)专题04 与指数函数、对数函数有关的复合函数及函数方程综合应用-【寒假自学课】(人教A版2019)云南省昭通市正道中学2023-2024学年高一上学期期末模拟数学试题
名校
9 . (1)已知
,求
的值;
(2)计算:
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0455082b44b56d4ade35eb512de55756.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fa7791192e86bd0315993e461b5e00f.png)
(2)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83a3281276bdc581fbafca6b21a4007d.png)
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2024-01-10更新
|
366次组卷
|
2卷引用:河北省石家庄联邦2023-2024学年高一上学期第三次月考(12月)数学试题
名校
解题方法
10 . 已知函数
是定义在R上的奇函数,当
时,
,解不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e52bcd642c5b65842f866fea48ca164.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dc9ede2e55724383dd1093fc7fcdb59.png)
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