If n is a positive integer such that n^6+206 is divisible by n^2+2, find the sum of all possible values of n.若n是正整敷,且n^6+206可被n^2+2整除,求n所有可能值之和. 相关知识点: 试题来源: 解析 32.Note that n^6+8=(n^2)^3+2^3 is divisible by n^2+2. Hence n^2+2...
is a positive integer such that the units digit of is , what is the units digit of ? A1 B3 C5 D7 E9 显示答案 KMF 解析 网友解析 题目数据 收起 【过往命中时间】2024年11月04日中国线上;2024年09月18日中国线上;2023年02月13日中国线上;2022年10月23日北美线上;2022年08月24日中国线上;...
If x and y are positive integers such that x = 8y + 12, what is the greatest common divisor of x and y ? (1)x = 12u, where u is an integer. (2)y = 12z, where z is an integer.A、Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. B、...
If x and y are positive integers such that x = 8y + 12, what is the greatest common divisor of x and y ? (1)x = 12u, where u is an integer. (2)y = 12z, where z is an integer. 选项: A、Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient....
If n is a positive integer such that(1+x)n=nC0+nC1+nC2x2+…….+nCnxn,forεR. Also ^nC_r=C_rOnthebasisotheabove∈formationanswerthefollow∈gquestionsThevalueoftheseriessum_(r=1)^n r^2.C_r=(A)1(B)(-1)^(n/2).n!/(n/2!)^2(C)(n-1).^(2n)C_n+2(2n)(D)n(n+1...
Problem Solving 试题详情 题目: Ifx,y, andzare positive integers such thatxis a factor ofy, andxis a multiple ofz, which of the following is NOT necessarily an integer? 选项: A、x+zz B、y+zx C、x+yz D、xyz E、yzx 答案: B
If x and y are positive integers such that1994=(x+y)2+3x+y, find y. View Solution Free Ncert Solutions English Medium NCERT Solutions NCERT Solutions for Class 12 English Medium NCERT Solutions for Class 11 English Medium NCERT Solutions for Class 10 English Medium ...
If x, y, and z are positive integers such that x is a factor of y, and x is a multiple of z, which of the following is NOT necessarily an integer?
If [x] is the greatest integer less than or equal to x, what is the value of [-1.6]+[3.4]+[2.7] A.3 B.4 C.5 D.6 E.7 单项选择题 If y is the smallest positive integer such that 3,150 multiplied by y is the square of an integer, then y must be ...
因为y是5的倍数，所以只能是5-10-15-20-25...又因为3×+4y＝200观察得知无论y是什么值位数只会...