who can help me?
Q represents a set of four different prime numbers. If the sum of the numbers in Q is even and x is a member of Q, what is the least possible value of x?
A) 1
B) 2
C) 3
D) 5
E) 7
what is the least possible value of x?是说x最不可能的直还是最小直?
Thanks a lot!!!!
[此贴子已经被作者于2002-12-17 22:53:33编辑过] |