下列说法中,正确的是
A.当命题![]() ![]() ![]() |
B.当命题“![]() ![]() ![]() |
C.若命题“![]() ![]() ![]() |
D.若命题![]() ![]() ![]() |
更新时间:2018-11-22 15:13:33
|
相似题推荐
单选题
|
适中
(0.65)
名校
【推荐1】已知三个正数
,
,
满足
,
,则以下四个命题正确的是( )
:对任意满足条件的
,
,
,均有
;
:存在一组实数
,
,
,使得
;
:存在满足条件的
,
,
,使得
;
:对任意满足条件的
,
,
,均有
.
![](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)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e96c5b872ee88717a128b03927d08f5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85ccd362ce080b53f83d8dd7cbee6769.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8be646cd52d7f2f1714e7542e75810f2.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)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed71b5f6cf02b7e4c52c1181669a3879.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adad9633b73dfbbb3d84b4f15979e99e.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)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46196aec06c25d5c8f9b1d3a8f50a889.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87b21b872313f7d8c5b606981f954a1e.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)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cb72c96a4fef95ec46675cf5438c4f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fc119550ce4fc5f3d1daf996e7243bd.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)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28aa45768d96ad4748aaf803786940b3.png)
A.![]() ![]() | B.![]() ![]() | C.![]() ![]() | D.![]() ![]() |
您最近一年使用:0次
单选题
|
适中
(0.65)
【推荐2】已知命题p:若
,则
;命题
,
,则下列命题为真命题的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb12ae6e1e0c3158842e322608c115bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/432d77fe5ad3032d59a237dd94c8a638.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/887359592b3c1612d7f387c706a695b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/782a83424087f369c81486cea9b4535f.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
适中
(0.65)
【推荐1】若命题p:0是偶数,命题q:2是3的约数,则下列结论中正确的是( )
A.“p或q”为假 | B.“p或q”为真 |
C.“p且q”为真 | D.以上都不对 |
您最近一年使用:0次
单选题
|
适中
(0.65)
【推荐2】已知命题
,
;命题q:若
,则
,下列命题为真的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a133fa8172d41c70c25d623f3dddd15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/547adc121c442b3bb9189e6df5ee4018.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/432d77fe5ad3032d59a237dd94c8a638.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cb54b1b3617ebc502cb44194cbcd1dc.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次