=2×(1+2+3+⋯99+100)−(1+1+1+⋯+1+1) =10100−100=10000. 故选A.结果一 题目 The sum of the first 100 positive whole numbers is 5050 . What is the sum of the first 100 positive odd whole numbers( ).A.10000B.10050C.10100D.10150 答案 A相关...
odd numbers is n2 . The sum of the first 30 odd numbers is ( ). A. 60B. 90C. 300D. 900相关知识点: 试题来源: 解析 D The sum of the first n odd numbers is n2 . The sum of the first 30 odd numbers is 302=900. 前n个奇数的和是n2.前30个奇数的和是( ). A.60 B.90 C....
What is the sum of the first four odd whole numbers( ). A: B: C: D: 相关知识点: 试题来源: 解析 D The first four odd whole numbers are, , , and . Their sum is . 前个奇数整数的和是多少( ). . . . . 前个奇数整数是,,,它们的和是. 故选.反馈 收藏 ...
According to the sum of n odd numbers formula, Sn = n2. S35 = 352 = 1225 Thus, the sum of odd numbers 1 to 70 is 1225. Example 2: Find the sum of odd numbers from 1 to 199. Solution: We know that, from 1 to 199, there are 100 odd numbers. Thus, n = 100. Using the ...
百度试题 结果1 题目Is the sum of the first 5 odd numbers odd or even?A.OddB.Even 相关知识点: 试题来源: 解析 A 反馈 收藏
百度试题 结果1 题目Calculate the sum of the first 50 odd numbers 相关知识点: 试题来源: 解析 199=1003+97=100 5+95=100and50on I5 paurs 25×100=2500 反馈 收藏
Answer Step by step video & image solution for If the sum of first n odd natural numbers is 169, then the sum of all natural numbers less than or equal to n is. by Maths experts to help you in doubts & scoring excellent marks in Class 12 exams.Updated...
【题目】Th e sum o fth e first 100 positiv e wh ol enumber si s5050 。Wha ti sth e sum of th e firs t100 positiv e odd whol enumbers(). A.【题目】Th e sum o fth e first 100 positiv e wh【题目】Th e sum o fth e first 100 positiv e wh【题目】Th e sum o fth ...
athe median is 6, the middle number. 中点是6,中间数字。[translate] anumbers, first order the numbers from least to greatest; if n is odd, the median is defined 数字,首先定购数字从最少到最伟大; 如果n是奇怪的,中点被定义[translate]
Write a Python program to find the first even and odd number in a given list of numbers.Sample Solution:Python Code:# Define a function 'first_even_odd' that finds the first even and odd numbers in a list def first_even_odd(nums): # Use 'next' to find the first even number, ...