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[Issue Essay]

试题详情

题目:

Analytical!

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答案:

提问:

It is called a sea, but the landlocked Caspian is actually the largest lake on Earthf whichcovers more than four times the surface area of its closest rival in size, North America's Lake Superior. (A) It is called a sea, but the landlocked Caspian is actually the largest lake on Earth, which covers (B) Although it is called a sea, actually the landlocked Caspian is the largest lake on Earth, which covers (C) Though called a sea, the landlocked Caspian is actually the largest lake on Earth, covering (D) Though called a sea but it actually is the largest lake on Earth, the landlocked Caspian covers (E) Despite being called a sea, the largest lake on Earth is actually the landlocked Caspian, covering 我选了D,这段有点拎不清对比对象,正确答案像是那个CASPIAN和surface对比

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解答: sysadmin

提问:

请问这一题的解题思路

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解答: 徐小梅老师

提问:

求问解题思路

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解答: 徐小梅老师

提问:

求问解题思路

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解答: 徐小梅老师

提问:

条件一:(30+⏹)(20+🔼)=864化简为20🔼-🔼^2=64 然后从2开始带入,得出当🔼=4时成立。条件二:⏹✖️🔼=24得出3、8和4、6两组可能解,分别带入,只有36和24成立,所以条件二充分。请问以上这个解题思路对吗,或者说有更简便的?

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阅读395435
解答: 徐小梅老师

提问:

第14题 请徐老师解答 谢谢!

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阅读336743
解答: 徐小梅老师

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请问这道题的解题思路

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阅读336193
解答: 徐小梅老师

提问:

第13题: 听老师jj课里讲的说选C,我不太明白条件2的分析,老师上课说条件2,若st同号,上式取等号,若st一正一负时,上式是小于号。那不就可以通过条件2直接判断上式大于号不成立吗,也就是答案是No。请老师更正下我的思路。

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解答: 徐小梅老师

提问:

请徐老师讲下这两道题:这两个都做对了 但是感觉做的时候不太自信,想了一会,想听下老师的思路。谢谢老师!

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阅读344414
解答: 徐小梅老师

提问:

麻烦徐老师讲一下Q9,选了E。我的思路是分析rounding后estimate的最大和最小的差值。

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解答: 徐小梅老师

提问:

请徐老师讲一下Q7思路。读题是不是很明白题意说的到head的概率不是1/2。

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解答: 徐小梅老师

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