(x-y)(x+y)(x2+y2)(x4+y4)(x8+y8)=------.

问题描述:

(x-y)(x+y)(x2+y2)(x4+y4)(x8+y8)=______.
1个回答 分类:数学 2014-11-11

问题解答:

我来补答
(x-y)(x+y)(x2+y2)(x4+y4)(x8+y8),
=(x2-y2)(x2+y2)(x4+y4)(x8+y8),
=(x4-y4)(x4+y4)(x8+y8),
=(x8-y8)(x8+y8),
=x16-y16
故答案为:x16-y16
 
 
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