[求助]问数学一题X>Y^2>Z^4 问比大小有没规则??

XIAOYUEHAN

If X>Y^2>Z^4, which of the following statement could be true?

I.  X>Y>Z

II.  Z>Y>X

III.  X>Z>Y

 

ANSWER: I. II. III could be true

想请问II. 和 III. 可否举例 ?

像这种比大小的题目有没有技巧或是规则可以循呢

 

谢谢

lixinli

Y和Z是分数...

XIAOYUEHAN

唉呀 竟然没想到还有分数哪

多谢提示