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[Issue Essay]

试题详情

题目:

Analytical!

选项:

答案:

提问:

If it took Carol 1/2 hour to cycle from his house to the library yesterday, was the distance that he cycled greater then 6 miles? ( 1mile=5,280feet) (1) The average speed at which Carlos cycled from his house to the library yesterday was greater than 16 feet per second. (2) The average speed at which Carlos cycled from his house to the library yesterday was less than 18 feet per second

解答:

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阅读337430
解答: sysadmin

提问:

第二个式子,我认为是 n=100K+67, 为什么是n=100k+63

解答:

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解答: 徐小梅老师

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解答: 徐小梅老师

提问:

我觉得应该选C

解答:

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解答: 徐小梅老师

提问:

这个怎么化简?

解答:

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解答: 徐小梅老师

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解答: 金栩竹老师

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解答:

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解答: 金栩竹老师

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解答:

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解答: 金栩竹老师

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解答:

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解答: 金栩竹老师

提问:

英吉老师 这个选啥 好像没看到视频里讲 麻烦解释一下哈 谢谢老师

解答:

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阅读382752
解答: 英吉老师

提问:

请陆旭老师回答一下。 这个题用picking numbers解答是最佳最快方案嘛? 如果picking numbers的话,咋样想到啊?如果推理的话,应该怎么考虑呢?

解答:

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阅读398284
解答: 徐小梅老师

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