解题方法
1 . 若幂函数
的图象过点
,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10a4f3288ec83678a6b570950f78e903.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85aa71da073447ff2fb2c93fb56d999d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2047c73261796bf4ce4703069b9acedc.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2 . 已知函数
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/362bfce584209628bc4ad3f23e3d7b11.png)
A.不等式![]() ![]() |
B.![]() ![]() |
C.![]() |
D.![]() ![]() |
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3 . 已知函数
.
(1)求
的定义域![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32ca6fa9955690cec01db601e3abce0c.png)
(2)求不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bc43e221b1cd0df1012864bad028d21.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32ca6fa9955690cec01db601e3abce0c.png)
(2)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a71baf6217604517fd98fa97d0f55b43.png)
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解题方法
4 . 已知
,
,
,则它们的大小关系是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8155f22c1ef6f409b44f0647c64a1e45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cda7dad8b83ade749f7fed9215ff0dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9a0399249844b95e970c6ac3165682f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
5 . 已知
,
.
(1)求
和
的值![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32ca6fa9955690cec01db601e3abce0c.png)
(2)已知
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0960ef66785ed62f41995007db158393.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd26deb32d673f33384e16031016d1a3.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32ca6fa9955690cec01db601e3abce0c.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9a7de5b70003502e40b95b3b7d3d933.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/371c596fe33309800446d66a69b63b0a.png)
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6 . 已知
,求![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f0dbde6eb8b12bc3078d9af28e78af0.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f78d75a7594f0b3215ee02f9ec95b494.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f0dbde6eb8b12bc3078d9af28e78af0.png)
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解题方法
7 . 已知函数
.
(1)判断函数
的奇偶性并证明;
(2)若
,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b586d5da50edf2b5d624b1f3368570eb.png)
(1)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f90ced62f5da2ce2f08d0f68c82499d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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解题方法
8 . “
”是“
”的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b052b7ce6060d5dd9c6a197c78620920.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a79d7f73b6128650bf7aed538260c72.png)
A.充分不必要条件 | B.必要不充分条件 |
C.充要条件 | D.既不充分也不必要条件 |
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9 . 已知实数
满足
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69d00165b667df0d40905b35fc331acb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ee284488e3112e1b450a8be8af85319.png)
A.2 | B.![]() | C.3 | D.![]() |
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10 . ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34798a2a44f6c6368486e381a39e145c.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34798a2a44f6c6368486e381a39e145c.png)
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