解析 D 正确答案:D 解析:小于81且不等于整数的平方(square)的正整数(positive whole numbers)有多少个?解:本题的正确答案是(D)。该题也就是问小于81的非完全平方数有多少个。小于81的完全平方数有1,4,9,16,25,36,49,64共8个,而小于81的正整数有80个,所以小于81的非完全平方数有80-8=72个。
How many positive whole numbers less than 81 are NOT equal to squares of whole numbers? Positive whole number正整数 squares平方 我差不多已经被绕昏了 相关知识点: 试题来源: 解析 意思是小于81的非完全平方的正整数有几个?即在1 --80 除去 1 4 9 16 25 36 49 64 所以 80-8=72 分析总结。
D. four相关知识点: 试题来源: 解析 B Since 02=0 and 12=1, there are two such whole numbers . 小于10的整数中,有多少是它们本身的平方( ). A.一个 B.两个 C.三个 D.四个 因为02=0和12=1,所以有两个整数. 故选B.反馈 收藏
asituations favor bringing the exchange inside the 情况倾向带来交换在里面[translate] aHow many positive whole numbers less than 81 are NOT equal to squares of whole numbers 多少个正面整数少于81与整数正方形不要是相等的[translate]
百度试题 结果1 题目What does underlined word “units” in Paragraph 8 mean? A. Whole numbers less than 10. B. Whole things. C. Groups of lessons. D. The smallest numbers. 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【题目】How many whole numbers less than 20 are divisibleA.0B.1C.2D.3 相关知识点: 试题来源: 解析 【解析】A 反馈 收藏
The whole numbers less than 1000 that can be written as such a product are0×1×2, 1×2×3, 2×3×4, 3×4×5, 4×5×6, 5×6×7,6×7×8, 7×8×9, 8×9×10, and 9×10×11, In all, that's 10. 有多少小于1000的整数可以写成3个连续整数的乘积( ). A.10 B.11 C.15...
How many positive whole numbers less than 81 are NOT equal squares of whole numbers A. 9 B. 70 C. 71 D. 72 E. 73 该题目是单项选择题,请记得只要选择1个答案!正确答案 点击免费查看答案 试题上传试题纠错题目解答分析 该题也就是问小于81的非完全平方数有多少个。小于81的完全平方数有1,4,9,...
How many positive whole numbers less than 81 are NOT equal squares of whole numbers? A.9 B.70 C.71 D.72 E.73查看答案更多“How many positive whole numbers less than 81 are NOT equal squares of whole numbers?A.9B.7”相关的问题 第1题 块的原料成形,大体可分象眼块、方块、劈柴块、滚...
百度试题 结果1 题目Split 7 into the sum of 2 whole numbers. Both numbers must be less than 6 but larger than 0. How many ways of spilitting are there?相关知识点: 试题来源: 解析 2 7=2+57=3+4反馈 收藏