已知集合
,
,请用反证法证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d78a96152c480ec21462f47f3728ed0e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb52b16fa68ec85a128148495772185f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd1be042c2c7eb8bd4f555a1c4899f40.png)
20-21高一上·上海浦东新·期中 查看更多[2]
更新时间:2020-12-09 08:25:02
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解答题-问答题
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适中
(0.65)
解题方法
【推荐2】(1)已知实数p,q满足
,用反证法证明:
.
(2)已知
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b211d3961258d30cc40a0c5cd9e81e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25016ac73b6d4e6b22332e08f111d066.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63478e7cf55bad51bbd4ce1e23363e75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/025a8a27760ed346c84af194738fe3be.png)
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