题目信息
If x and y are positive odd integers, then which of the following must also be an odd integer?
I. $$x^{y+1}$$
II. x(y+1)
III. $$(y+1)^{x-1} + 1$$
I. $$x^{y+1}$$
II. x(y+1)
III. $$(y+1)^{x-1} + 1$$
A:I only
B:II only
C:III only
D:I and III
E:None of the above
参考答案及共享解析

共享解析来源为网络权威资源、GMAT高分考生等; 如有疑问,欢迎在评论区提问与讨论
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已选答案:
正确答案:
A:I only
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题目来源
Magoosh