GRE
n
11
x
The remainder when(x+1)(x+2)(x+3)is divided by 5
1
The units digit of 3n
The units digit of $$n^{3}$$
|x-y|
3
The remainder when the sum of $$1999^{m}$$ and $$2001^{m}$$ divided by 7
4
The remainder when $$7^{13}$$ is divided by 10
7
25000 +道题目
236本备考书籍