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[Issue Essay]

试题详情

题目:

Analytical!

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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

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解答: sysadmin

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解答: 徐小梅老师

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解答: 徐小梅老师

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解答: 徐小梅老师

提问:

老师,为什么d能加强呢?

解答:

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解答: haiwang@boost.org.cn老师

提问:

老师这道题为什么最小距离和所有可能的距离有什么差别?之前有类题做法A(8,8)/A(3,3)*A(2,2)

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解答: 徐小梅老师

提问:

老师,这道题我没什么思路

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解答: 徐小梅老师

提问:

这个我只能想到p^x和p^y个位数相乘为1,D是怎么做的?

解答:

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解答: 徐小梅老师

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