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
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 和它自身外,不能...
Is 1999 a Prime Number? "Yes, 1999 is a prime number." A number can be classified as prime or composite depending on the factors it contains; it could either have only 2 factors or more than 2 factors. Numbers like 107 with only 2 factors, i.e. 1 and 107 are called prime numbers...
答案:正确答案:选择菜单【分析(A)】→【一般线性模型】→【单变量(U)】,在弹出的窗口中点击“模型(M)”,再进行参数设置。 点击查看答案手机看题 多项选择题 改编自广东音乐的钢琴作品有: A. 梅花三弄 B. 平湖秋月 C. 狮舞D. 二泉映月 点击查看答案手机看题 ...
单项选择题 体力活动( Physical activity )是指由骨骼肌收缩所引起的、导致在静止的能量消耗的基础上能量消耗( )的任何身体运动。 A. 增加B. 不变C. 减少D. 其他选项都不对 点击查看答案手机看题 问答题 农药制剂的命名包括三部分:[填空(1)] 、中文通用名、[填空(2)] ...
Which of the following numbers is a prime number? A. 12 B. 15 C. 17 D. 18 相关知识点: 试题来源: 解析 C。本题考查质数的概念。质数是指一个大于 1 的自然数,除了 1 和它自身外,不能被其他自然数整除的数。12 可以被 2、3、4、6 整除;15 可以被 3、5 整除;18 可以被 2、3、6、...
百度试题 结果1 题目(Maths Olympiad《Prime Numbers》Pr& Question #) A is a prime number. , , , are also prime numbers. What is ? 相关知识点: 试题来源: 解析 . , , , .反馈 收藏
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Is 83 a prime number or a composite number?Factors:Every number has at least two factors: the number itself and 1. This means that every number is evenly divisible by itself and 1. If a number is greater than 1 and is only divisible by itself and 1, it is called a prime number. ...
<p>To determine which of the given numbers is a prime number, we will analyze each option step by step.</p><p><strong>Step 1: Check if 115 is a prime number.</strong> - A prime number is a natural number greater than 1 that has no positive divisors other