[求助]问数学一题X>Y^2>Z^4 问比大小有没规则??

chinaduck

    

    

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

jockey829

Y和Z是分数...

chinaduck

    

唉呀
        竟然没想到还有分数哪

    

多谢提示