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[Data Sufficiency]

试题详情

题目:

How many different factors does the integer n have?
(1)   n = a4b3, where a and b are different positive prime numbers.
(2) The only positive prime numbers that are factors of n are 5 and 7.

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答案:

A

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PS

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解答: sysadmin

提问:

老师想提问一个其他的题,是线上课程讲过的 How many different prime numbers are factors of the positive integer n? 1)Four different prime numbers are factor of 2n. 2)Four different prime numbers are factor of n^2

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解答: 姜山老师

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PS

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解答: sysadmin老师

提问:

求因数有几个的公式到底是什么呢?

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解答: sysadmin老师

提问:

麻烦老师讲一下吧。

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解答: sysadmin老师

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