百度试题 结果1 题目What is the hundreds digitof(20!-15!)? A(A)0(B)1(C)2(D)4(E)5 相关知识点: 试题来源: 解析 A 反馈 收藏
What is the hundreds digit of (20!−15!)?( )A. 0 B. 1 C. 2 D. 4 E. 5 相关知识点: 试题来源: 解析 A The last three digits of n! for all n⩾15 are 0,because there are at least three 2s and three 5s in its prime factorization. Because 0−0=0,the answer...
百度试题 结果1 题目【题目】What is the hundreds digit of (20!- 15!)?(A.0B.1C.2D.4E.5 相关知识点: 试题来源: 解析 【解析】A
百度试题 结果1 题目What is the hundreds digit of 20112011?( )(2011 AMC 10B Problem, Question #23) A.1 B.4 C.5 D.6 E.9 相关知识点: 试题来源: 解析 D 反馈 收藏
Therefore, the hundreds digit is (D) 6. Sidenote: By Euler's Totient Theorem, aϕ(1000)≡a(mod 1000) for any a, so a400≡a(mod 1000) and 112011≡1111(mod 1000). We can then proceed using the clever application of the Binomial Theorem. We need to compute 20112011(mod 1000). By...
What is the hundreds digit of the integer z? (1) 10z = 93,120 (2) z rounded to the nearest hundred is 9,300. 选项: 答案: A 经典答疑 发起提问 提问: 点此查看答疑 条件2是什么意思 评分: 0 浏览: 779 学长故事 GMAT考了4次,是什么让我成功突围 体验过线上和线下,从GMAT620一...
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6.Hundreds of years on, and with the latest technology in hand, the need to trade and the desire to enhance relationships will drive China to reach out across the sea far into the future. (P27) 7.We need to understand what ...
What is the English for "The 700s"? A. The seven hundreds B. The seven hundred C. The seventh hundred D. The seventh hundreds 相关知识点: 试题来源: 解析 A。“The 700s”的英语表述是“The seven hundreds”,B 选项“hundred”使用错误,应为复数,C 和 D 选项表述错误。
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