【偶数英文】关于偶数与奇数的问题(英语的)我在美国上初二-帮我...
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解决时间 2021-01-31 17:44
- 提问者网友：暮烟疏雨之际
- 2021-01-30 22:37
【偶数英文】关于偶数与奇数的问题(英语的)我在美国上初二-帮我...
最佳答案
- 五星知识达人网友：洎扰庸人
- 2021-01-30 23:53
【答案】 Counterexample is an example that is used to disprove a statement,it proves that a statement is not ALWAYS true,but it can not prove a statement is NEVER true.
Here is an example:'The opposite of a number is always positive.'
Counterexample for the above statement:The opposite of 2 is - 2,a negative number.But as I said,this counterexample can not prove above statement is NEVER true - The opposite of -2 is 2,which is true.
Here is an example:'The opposite of a number is always positive.'
Counterexample for the above statement:The opposite of 2 is - 2,a negative number.But as I said,this counterexample can not prove above statement is NEVER true - The opposite of -2 is 2,which is true.
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- 1楼网友：零点过十分
- 2021-01-31 00:18
我明天再问问老师，叫他解释下这个问题
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