解题方法
1 . 求函数
的最大值和最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13a802e59a33c06ca0bfd933a1d28200.png)
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2 . 若函数
,且
,则
的范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/004e0b4ed9f2955c48621a116615702d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9cceb01f6e9be2fa8fc9c0896eb5551d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
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3 . 已知
,则对任意
,必有( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f712d6c7e298e7a300688a90fd4989b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f0d68648b10fce54dfc19c5ee60086d.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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4 . 函数
在区间
上的最大值与最小值之和是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19c4a2a5df35ecd7e892bdba7cfe8ac8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7466d2055b1e49baea19e7e13cf97b77.png)
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解题方法
5 . 若
为锐角,且
,则
的值为( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac74df291b9fda9b8e53d8efaf13441d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de7d5ef3a3d9a03be91135fc426d57cc.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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6 . 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
7 . 已知
,则
的值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8db11bffa3098c66cc6d1f5c1c5eff8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe87d1d6d24df49d84b01eebd4e0de07.png)
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8 . 以正四棱锥的侧棱与底面所成角的正弦值为自变量
,则相邻两侧面所成角的正弦值与
的关系是![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ba99a5c5661eedaef4b36ade1a7c5c5.png)
________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ba99a5c5661eedaef4b36ade1a7c5c5.png)
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解题方法
9 .
,
,
,实数
满足
与
的夹角为钝角,则
的取值范围为________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29276b43a2950ed71f0f9629a35dfa74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e405db6c09d6ab5739cabbb63cd3b3bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbb2c92cae8c38f98dfdf12c9663d94b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9441846da0868582298cece138bec3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62b625b8d3178dd0ea451a80a63082c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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解题方法
10 . 已知函数
的最大值为
,最小值为
,则
与
满足( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac16d0bee57add2ff49c20a0d1aa8445.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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