结果1 题目Which number is a prime number? A. 4 B. 6 C. 7 D. 9 相关知识点: 试题来源: 解析 C。本题考查质数的概念。质数是指在大于 1 的自然数中,除了 1 和它自身外,不能被其他自然数整除的数。4 可以被 2 整除,6 可以被 2 和 3 整除,9 可以被 3 整除,只有 7 除了 1 和它自...
Prime numbers are subset of natural numbers. A natural number is a positive natural number that has at least one positive divisor other than one or itself. The number 1 is not a prime number by definition - it has only one divisor. ...
结果1 题目Which of the following numbers is a prime number? A. 25 B. 27 C. 29 D. 30 相关知识点: 试题来源: 解析 C。25 可以被 5 整除,27 可以被 3 整除,30 可以被 2、3、5 整除。而 29 只能被 1 和 29 整除,所以 29 是质数。
A prime number is a number greater than 1 that cannot be divided evenly by any number other than itself or 1. For example: 17 is a prime number because you cannot divide it (without a remainder) by any number except 17 or 1: 17 ÷ 17 = 1 17 ÷ 1 = 17 Boost your child's ma...
百度试题 结果1 题目Which of the following is NOT a prime number? A. 2 B. 3 C. 4 D. 5 相关知识点: 试题来源: 解析 C。4 可以被 2 整除,不是质数,是合数。反馈 收藏
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。
解析 Neither 0 or 1 is a prime number. Nor are they composite numbers. Because prime and composite numbers are only defined for integers that are larger than 1. 分析总结。 因为质数是指有1和它本身两个约数得数而0的约数只有1so结果一 题目 (a) Is 0 a prime number?Explain.(b) Is 1 a ...
百度试题 结果1 题目Determine the following statments: True or False 1.1 is a Prime Number 2.All the even numbers are composite number 3.The smallest prime number is 2相关知识点: 试题来源: 解析 FFT
Numbers that are not prime, or those with additional factors other than 1 and itself, are called composite numbers. The set of prime numbers is considered infinite, meaning there are no limits to the number of prime numbers. Why is this useful?
An integer greater than 1 with exactly two positive divisors, 1 and the number itself, is referred to as a prime number. This means that there will... See full answer below.Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our exp...