题目
题型:不详难度:来源:
①A={0,1)的子集有3个;
②“若am2 <bm2,则a<b”的逆命题为真;
③“命题p
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101306-69537.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101306-13218.png)
④命题“
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101306-60792.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101306-37551.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101307-82721.png)
A.0个 | B.1个 | C.2个 | D.3个 |
答案
解析
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101307-33084.png)
②中,若
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101307-96250.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101308-10629.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101308-27120.png)
③中,命题
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101308-93617.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101309-74372.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101309-74372.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101309-23763.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101309-23763.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101309-74372.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101308-93617.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101308-93617.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101309-23763.png)
④中,命题“
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101309-34743.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101310-28108.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101310-81912.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101310-71402.png)
综上可得,选D
核心考点
举一反三
①
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101255-46578.png)
②“若
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101256-21213.png)
③“命题
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101256-21588.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101256-76014.png)
④命题“
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101256-60768.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101257-64290.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101257-17760.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101257-99852.png)
A.0个 | B.1个 | C.2个 | D.3个 |
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101236-94944.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101236-34019.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101236-94944.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101236-34019.png)
A.充要条件 | B.必要不充分条件 |
C.充分不必要条件 | D.既不充分也不必要条件 |
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101225-18936.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101225-89666.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101226-52027.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101226-70438.png)
命题
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101226-93190.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101226-76342.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101227-95690.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101227-43087.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101227-76368.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101227-94924.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101227-47288.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101215-96495.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101216-20537.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101216-81632.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101216-48351.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101204-26611.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101205-60763.png)
1个单位后得到的函数图像解析式为
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101205-24506.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101205-15125.png)
③函数
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101205-37982.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101206-15269.png)
④满足条件
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101206-40829.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101206-57813.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102101206-49106.png)
其中正确命题的序号是 .
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