If n > 4, what is the value of the integer n ? n!(n−3)!=3!n!4!(n−4)! n!3!(n−3)!+n!4!(n−4)!=(n+1)!4!(n−3)!选项: A、Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient....
+n*(n-1)(n-2)(n-3)/4!=(n+1)n(n-1)(n-2)/4! 等式两边同时乘以4！，同时除以n(n-...
r. of an integer, what is the value of n ?() (1)n is the cube of an integer. (2)n is even.A.条件(1)充分,但条件(2)不充分.B.条件(2)充分,但条件(1)不充分.C.条件(1)和(2)单独都不充分,但条件(1)和条件(2)联合起来充分....
If n is a positive integer, is the value of b- a at least twice the value of 3n-2n ?() (1)a=2n+1 and b=3n+1 (2)n=3 A.条件(1)充分,但条件(2)不充分. B.条件(2)充分,但条件(1)不充分. C.条件(1)和(2)单独都不充分,但条件(1)和条件(2)联合起来充分. D.条件(1)充分,条...
【题目】GMAT问题求解答!If the units digit of integer n is greater than2,what's the units digit of n?1) the units digit of n is the same as the unit digit of n^22) the units digit of n is the same as the unit digit of n^3是data sufficiency的题目.这题我愣是没读懂,哪位大师...
【解析】 【解析】 \$2 ^ { n } = ( 1 + 1 ) ^ { n } = \left( \begin{array} { l } n \\ 0 \end{array} \right) 1 ^ { n }\$ \$+ \left( \begin{array} { l } n \\ 1 \end{array} \right) ( 1 ) ^ { n - 1 } ( 1 ) + \cdots + \left( \begin{array...
If n is a positive integer, n! represents the product of the first n positive integers, For exampl, 4!=4* 3* 2* 1. What is the value of (x-1)(x-2)* ⋯ * (x-98)(x-99) when x=50( ). A. 49! B. (2)(49!) C. (((49!))^2) D. 0 相关知识点: 试题来源: ...
If n is a positive integer, what is the value of n ? (1) When n is divided by 3, the remainder is 2. (2) When is divided by 3, the remainder is 1._出国考试答疑器_GMAT_试题_Data Sufficiency
If n is a positive integer,and if the units’digit of the units’digit of 9,the units’digit of . (英汉小词典 units’个位数字) 相关知识点: 试题来源: 解析 5解:个位数为0到9的数的平方的个位数为:;;;由此可知n的个位数是4或6,又的个位数为3,可得n的个位数为4,的个位数为3,的个位数为...
结果1 题目问一道GMAT的DS题if n is a positive integer,what is the tens digit of 1.the hundreds digit of 10n is 62.the ens digit of n+1 is 7 相关知识点: 试题来源: 解析 the hundreds digit of 10n is 6---说明n的十位是6 the ens(这里应该是tens吧?) digit of n+1 is 7---说明...