已知幂函数
的图像过点
,则
的值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a34024b83fb1efc86197c9473c8b2ff2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5d55ef0d1b7ea88d92fd6e1ecebb5f5.png)
更新时间:2017-10-13 18:07:55
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填空题-单空题
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较易
(0.85)
【推荐1】已知
且
,函数
的图象恒过定点P,若P在幂函数
的图象上,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95f98e6af305c4a315e3cc198549ae60.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae018fde08edf0539089f98c17e11ff7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd594e99f82b7736c44e18b2721e607f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54234e68a0c35dd42d9004bc82a58f03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95f98e6af305c4a315e3cc198549ae60.png)
您最近一年使用:0次
填空题-单空题
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较易
(0.85)
解题方法
【推荐2】已知幂函数
的图象过点
,则幂函数的解析式![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72253d846d8750db2bf695df99c53f3e.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97a9275848b5c91230c249a45f1bfc05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72253d846d8750db2bf695df99c53f3e.png)
您最近一年使用:0次
填空题-单空题
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(0.85)
名校
【推荐1】已知幂函数
在
上为增函数,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb0240245e1047218102f82a6ce59588.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8938db94f49dcbe0c383fba0241bb0da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
您最近一年使用:0次
填空题-单空题
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(0.85)
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解题方法
【推荐2】给出下列结论:
①函数
为偶函数;
②
的值域是
;
③已知幂函数
的图像经过点
,则
的值为2;
④函数
的图象过定点
;
其中正确的序号是___________ .
①函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd6d105f16941eedaae4a7d1caba75c4.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edb605c02a6908b5e8b841bc837ab93c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e28e45dd4cefbbbe59f349d3a251f895.png)
③已知幂函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5511a368692de27c58ec48ce968de4a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57ecd9625b5a288b19edfbd48cec8d4b.png)
④函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49802ec77da9f9d274afd691033c877e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b334e2eaa7e8fb79cef8208b56ee4f5.png)
其中正确的序号是
您最近一年使用:0次