已知函数
.
![](https://img.xkw.com/dksih/QBM/2021/6/9/2739335895367680/2743785148768256/STEM/30c29bdecae848a3a9ebfd2aaf5a3fce.png?resizew=313)
(1)在图中的坐标系中画出
的图象;
(2)若
的最小值为
,当正数
,
满足
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9527ed65d2740d81ea949515c7ebd954.png)
![](https://img.xkw.com/dksih/QBM/2021/6/9/2739335895367680/2743785148768256/STEM/30c29bdecae848a3a9ebfd2aaf5a3fce.png?resizew=313)
(1)在图中的坐标系中画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.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/6964f26e70afe3d425ea971d3212bb9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71b0e403c5f00d0357d3fa30d6c2717c.png)
2019·福建泉州·模拟预测 查看更多[2]
更新时间:2021-06-15 23:08:05
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相似题推荐
解答题-作图题
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较易
(0.85)
【推荐1】已知
,其中
且
,
.
(1)求函数
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(2)若
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上是单调函数,求实数
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(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/987ee644169ad93379283ae715d8ebf9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
解答题-作图题
|
较易
(0.85)
【推荐2】已知函数
是定义在
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![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/6/816da8c6-061d-436b-88ad-1fb823b95188.png?resizew=240)
(1)求出
时,
的解析式,并画出函数
的图象(在如图的坐标系中);
(2)写出的
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
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![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/6/816da8c6-061d-436b-88ad-1fb823b95188.png?resizew=240)
(1)求出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)写出的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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解答题-问答题
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较易
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名校
【推荐1】在
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(1)求角C;
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e25d8784ae6db6f70d31208b066eecf4.png)
(1)求角C;
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
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您最近一年使用:0次
解答题-问答题
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较易
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名校
【推荐2】(1)已知
,证明:
;
(2)已知正数
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/160f69e303a52aae62e860adae534cfc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7399df0df2e2ab0c19296534ebc65c1e.png)
(2)已知正数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a57e060f61f7efa54982bda67db483a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3683cb2b1d1e86c89cdf2187388dd7a.png)
您最近一年使用:0次