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百度试题 结果1 题目What is not a prime number? A. 13 B. 17 C. 21 D. 23 相关知识点: 试题来源: 解析 C。本题考查质数的概念。21 可以分解为 3×7,所以它不是质数。13、17、23 都只能被 1 和自身整除,是质数。反馈 收藏
A. It has only two factors. B. It has more than two factors. C. It is divisible by all numbers. D. It is always E. ven. 相关知识点: 试题来源: 解析 A。本题考查质数的概念。如果一个数是质数,那么它只有两个因数,1 和它本身。B 选项是合数的特点;C 选项错误;D 选项质数不一定是偶...
Why is 1 not a prime number? 1 is not a prime number because it has only one factor, namely 1. Prime numbers need to have exactly two factors. Why is 2 a prime number? 2 is a prime number because its only factors are 1 and itself. Is 51 a prime number? 51 is not a prime ...
2021年3月12日版 What Is a Prime Number? 2021-10-22 20:47:2301:07 11 所属专辑:Shanghai Student’s Post|2020 喜欢下载分享 声音简介What Is a Prime Number? 第2718期什么是质数? 用户评论 表情0/300发表评论 暂时没有评论,下载喜马拉雅与主播互动音频列表...
what is the probability that a prime number is less than 7,given that it is less than 13.我的理解是在小于13的数中小于7且为素数的几率有多大 答案是1/2 相关知识点: 试题来源: 解析 素数有2,3,5,7,11,13 小于7的有3个,一共6个,答案就是二分之一啊...
Is one a prime number?The simple answer to this question is no. Prime numbers have many different and interesting properties, which they would not have if the number one was prime. Therefore, the number 1 was excluded from the set of prime numbers. So the first prime number is 2....
What's SEUNGKWAN's PRIME NUMBER? http://t.cn/Rax6onZ #SEVENTEEN# #SEUNGKWAN# #Alone# #Al1# #All#
If you roll a die, what is the probability that the number (on top) is a prime number? 相关知识点: 试题来源: 解析 The number on top is equally likely to be , or 6 . Three of those are prime. So the probability is , or in simpler terms. ...
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