Learn how to find the sum of the first n natural numbers. See what the sum of all natural numbers is and how to find the sum of cubes of the first...
结果1 题目 (2) The sum of two natural numbers is an odd number; they are (C(A) both odd numbers(B) both even numbers(C) one odd number and one even number(D)uncertain 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
Express the number 11 as the sum of a few natural numbers in such a way that they would have the greatest possible product. 相关知识点: 试题来源: 解析 From 10:2*2*2*2*2*2*2*2*2*2*2*2*2*2*2*2*2*2*2*2*2*2*2*2*2*2*2*2*2*2*2*2*2*2*2*2*2*2*2 ; 9:2 ×...
证明前2n个自然数的和为n(2n+1) 证明前n个自然数的和为1/2n(n+1)结果一 题目 英语翻译机翻的出去show that the sum of the first 2n natural numbers in n(2n+1)show that the sum of the first n natural numbers is 1/2n(n+1) 答案 证明前2n个自然数的和为n(2n+1) 证明前n个自然数...
Natural numbers 1 to 100 is a set of first 100 natural numbers, where 100 is the largest natural number and 1 is the smallest one. Learn how to find the sum of natural numbers from 1 to 100 using concepts, formula,s and examples.
The sum of two natural numbers is 17,402. One of the two numbers is divisible by 10. If the units digit of that number is erased, the other number is obtained. What is the difference of these two numbers? D(A)10,272((B)11,700(C)13,362(D)14,238(E)15,426 相关知识点: 试...
提高篇。(1)5 continuous natural numbers(连续自然数)make a sum of 300. What is the largest one among the series(序列)? (2)I have a jar(罐子)of sweets. There are 234 red, 26 blue, 67 green and 63 yellow sweets. What chance(机会)do I have picking a blue one with my eyes shut(...
解析 S=1+2+3+4++n S=1+2+3+4++nThis is an arithmetic series witha=1, d=1, n=n .S =2[2 a+ ( n-1 )d] S =2[2 * 1+ ( n-1 )* 1]S =2 ( 2+n-1 )(split)S &=n/2(n+1) \&=1/2 n(n+1)(split)反馈 收藏 ...
Similar Questions Find the sum of firstnnatural numbers. View Solution Doubtnut is No.1 Study App and Learning App with Instant Video Solutions for NCERT Class 6, Class 7, Class 8, Class 9, Class 10, Class 11 and Class 12, IIT JEE prep, NEET preparation and CBSE, UP Board, Bihar Boa...
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