选联方证代特况技难因力持各基量式级节Find the least positive integer such that 4 more than 7 times the n
百度试题 结果1 题目 122. What is the smallest positive integer n such that has exactly 55n3 positive divisors (including 1and it self)? 相关知识点: 试题来源: 解析 1375 反馈 收藏
百度试题 结果1 题目If n is the smallest positive integer such that 99n is the cube of an integer, and d is the sum of the digits of n, then d is( ). A. 27 B. 18 C. 12 D. 9相关知识点: 试题来源: 解析 C 反馈 收藏
99n is the cube of an integer, and d is the sum of the digits of n, then d is( ). A. 27B. 18C. 12D. 9相关知识点: 试题来源: 解析 C Since 99n=32×11n is a cube, the least such cube is 33×113; so n=3×112=363. Finally, 3+6+3=12. 能使99n是一个整数的立方的...
6. For each positive integer n, S(n) is defined to be the greatest integer such that, for everypositive integer k≤S(n), n can be written as the sum of k positive squares.(a) Prove that S(n)n-14 for each n4.(b) Find an integer n such that S(n)-n2-14.(c) Prove that ...
Let S be the set of all positive integers n such that n^2 is a multiple of both 24 and 108.Which of the following integers are divisors of every integer n in A,12 B,24 C,36 D,72 多选. 难死了···求思路! 答案 这题选a&c,因为 n^2 是24与108的公倍数,两者的公倍数最小...
Let S be the set of all positive integers n such that n^2 is a multiple of both 24 and108.Which of the following integers are divisors of every integer n in Indicate all such integers.A.12 B.24 C.36 D.72 相关知识点: 试题来源: 解析 先理解题目:S是所有正整数n的集合,n的特点是...
百度试题 结果1 题目Find the number of positive integers n such that a regular polygon with n sides has internal angles with measures equal to an integer number of degrees. 相关知识点: 试题来源: 解析 22 反馈 收藏
解析 D. 3⋅52m must be a perfect cube, so each power of a prime in the factorization for 3⋅52m must be divisible by 3. Thus the minimum value of m is 32⋅5=45, which makes n=3√33⋅53=15. These sum to 60(D).. ...
Let S be the set of all positive integers n such that n2 is a multiple of both 24 and 108.which of the integers are divisors of every integer n in S?(Key is A,C)a.12; b.24; c.36; d.72. 相关知识点: 试题来源: 解析 英文翻译就不做了,直接解题了由题知n2是24和108的倍数,24=...