名校
1 . 设
:
,
:
,若
且
为真命题.则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
______ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/070d1ea22a92808dad7489438c239629.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fa462ba48511c46a67b425aafa75c07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/054207b8ca7d15b3b5259987c19ef1a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/070d1ea22a92808dad7489438c239629.png)
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20-21高二·全国·课后作业
2 . 分别用“p或q”、“p且q”、“非p”填空:
①“菱形的对角线互相垂直平分”是___ 形式;
②“负数没有平方根”是___ 形式;
③“3≥3”是___ 形式;
④“△ABC是等腰直角三角形”是___ 形式
①“菱形的对角线互相垂直平分”是
②“负数没有平方根”是
③“3≥3”是
④“△ABC是等腰直角三角形”是
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