解题方法
1 . 已知
且
,函数
与
的图象是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da53929a8f67b9aa3827fdbd73ebd265.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdefb1ba95a7f36bd68c14f24ace8b70.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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解题方法
2 . 设
,
,
,则
,
,
的大小关系正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/495cad179bd772286ed13533d7b7eb35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7cae2cbd4251a83ee18b75c1bc01f0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97c2dca50cd26c95fc3223e0af142ddc.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)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
3 . 已知函数
的图象是一条连续不断的曲线,且有如下对应值表:则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
1 | 2 | 3 | 4 | 5 | 6 | |
10 | 8 | 2 |
A.![]() ![]() | B.![]() ![]() |
C.![]() ![]() | D.![]() ![]() |
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4 . 下列函数中,在
上有零点且单调递增的函数有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/870ebc2f7aabb028024894568d749934.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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5 .
是函数
在
上单调递增的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd41726c7bba16b1a31b5cf552a44f0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab1242ec96ac54e2fd418988d5190a88.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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6 . 已知
,则下列选项正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a0c4c098615c6bc7e6dcf72e5b5201a.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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7 . 已知扇形的面积为6
,圆心角为3 rad,则此扇形的周长为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88ce13774b09ff2edddaf21a072cf60a.png)
A.2 cm | B.6 cm | C.10 cm | D.12 cm |
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解题方法
8 . 在单位圆中,已知锐角
的终边与单位圆交于点
,将角
的终边按照逆时针方向旋转
交单位圆于点
.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e54df76b2840e566f4daef31a1db9b3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb6b8f54d8d2c92c68356da939926213.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f79a19d942265db02e24d6a4173afd6.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4705b3e4f9e0386a1daddb6618af5d04.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eacde1c42151734fdc60f3001b590de.png)
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9 . 函数
(
且
)的图象经过的定点坐标为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dab48833f6e6bc6f603e4b2a9b613942.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
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10 . 已知命题
,
,则命题
的否定是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3a4504e8dcecc47c4a664762329c86e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0932472502c34a91a276d20f96279e2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() ![]() | D.![]() ![]() |
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