名校
解题方法
1 . 下列四个命题中:
:
是非零向量,若
,则
;
:
;
:已知函数
的定义域与值域都是
,则实数
;
:若函数
为奇函数,则
.
其中正确的命题个数是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8be646cd52d7f2f1714e7542e75810f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7bf272d8f03199a361ceaed8466ade6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f44579366d05ae9ea0b274dd7a6331d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abfa1c899dba62e346737a224ee1753d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adad9633b73dfbbb3d84b4f15979e99e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61226396018af7cc30c1fd20aa6adb5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87b21b872313f7d8c5b606981f954a1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cb45eb1034b73b0cdb4fafac04dc851.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/595cd044c597a2df8ae5a9709ef6e780.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcdb7a488910743dc5c63afb394b87e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fc119550ce4fc5f3d1daf996e7243bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/104375baf5cef5eb92cfc7cf13b80193.png)
其中正确的命题个数是( )
A.1 | B.2 | C.3 | D.4 |
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2021-10-26更新
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540次组卷
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2卷引用:贵州省贵阳市第一中学2022届高三10月高考适应性月考数学(文)试题(二)