解题方法
1 .
的最大值为________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e0469fdbb3c7e63cfe2cc82c20bc56f.png)
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2 . 设
,对所有的x均满足
的函数
是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f419a3a31ada96b96bbae23eeb5c48f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f95425c7f376f1d63a3e8a16f207dcd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
3 . 已知
,
,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1502ac2d59417473fd2f0b7e0b99297.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5c01c10f061ba6af45d42b2d196f6bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad49204866db0d15bf0b22f3cfea021b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7f14e91b0d4d7894d03b81b71faab69.png)
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4 . 已知奇函数
在
上有意义,且在
上是增函数,
,又有函数
,若集合
,集合
.
(1)求
的解集;
(2)求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d028846b8614318fbf90387d13c75b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3471484b64504fc545398f52be830010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/801d7d72a6a0089b6ad2bb14dffa2b5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb4cc706c8ae6414cfe83a2e55432d51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f80e86eae6c253249e39396131325d7.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a71baf6217604517fd98fa97d0f55b43.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c81919684bc4047d376c7e57dc6c8f1c.png)
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解题方法
5 . 函数
在
内的最大值与最小值之和为______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/397ee784d62e479c83e820bc09e3cdd3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/604a187300e47ef2d6b772d1ac5cf4a3.png)
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6 . 已知集合
,若
在
时是单调函数,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d402e9909b56a46bd26483007efd4773.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5d2ae2b60bbf92a87ece8ed78ec9f1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解题方法
7 .
为任意角,
的最大值为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4d3d77c408de52651cb5743aa5761fe.png)
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8 . 已知函数
,若存在
,使
,则实数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af64b0e9db9f34c34220a8d5f764ae67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dcbe8b4bcd32e5a64ebfd873f8cbb2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d55ccc6a08f25adf8445566456e09208.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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解题方法
9 . 半径为1的圆内接三角形面积是
,三角形的三边是
、
、
.求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56d266a04f3dc7483eddbc26c5e487db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9152abbb96175b6d0e48320baabc227.png)
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10 . 已知
半径为1,
分别为其两条切线,切点分别为
,则
的最小值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60d4a832771ba45d407f31000c8fcf37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e52586ca2a3b783bc8092415e2d4bf6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59880e470359d8e9faf6ae5ce155cf2a.png)
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