百度试题 结果1 题目d)If a number is divisible by 9, by what other number is it also divisible? 相关知识点: 试题来源: 解析 Thenumbermustalsobedivisibleby3. 反馈 收藏
百度试题 结果1 题目Is 18 divisible by 6?A:yesB:no 相关知识点: 试题来源: 解析 A None 反馈 收藏
百度试题 结果1 题目Is 62 divisible by 3?A:yesB:no 相关知识点: 试题来源: 解析 B None 反馈 收藏
只要看1+2+3+3=9是不是能被9整除，只要后者能被9整除，那么1233也能被9整除），这道题是要判断2...
A positive integer is divisible by 9 if and only if the sum of its digits is divisible by 9. If n is a positive integer, for which of the following values of k is 25 × 10n + k× 102n divisible by 9? 选项: A、9 B、16 C、23 D、35 E、47 答案: E 经典答疑 发起提问 × ...
A.18 B.9 C. 20 D. 12 E. None of the above 相关知识点: 试题来源: 解析 AQuestion 8The digits and are even since and are even.Using the divisibility test for 9 , the sum of digits is divisible by 9 . Since the digits and are even, then .Answer: (A) 反馈 收藏 ...
题目是这样的说n is divisible by both 5and 7 then n must also be divisible by 但是我觉得要是说是像字典里一样解释为除尽的话 那不是应该也能被70除尽么? 相关知识点: 试题来源: 解析 能被5和7除尽的必定能被35除尽,但不一定能被70除尽,要能被70除尽,需要同时能被5,7,2除尽 ...
To determine which of the given numbers is divisible by 9, we can use the rule that states a number is divisible by 9 if the sum of its digits is divisible by 9. Let's analyze each option step by step.1. Identify the Numbers: L
Divisibility tests and rules explained, defined and with examples for divisibility by 2,3,4,5,6,8,9,10, and 11.Divisibility Calculator
运用多项式的除法易将原数因式分解为 2^555+1=(2^5+1)*(2^550-2^545+2^540……-2^5+1)=33*(2^550-2^545+2^540……-2^5+1)得证!