初中8年纪上册,解答题(X^2+1)(X^4+1)(X+1)(X-1)
3个回答
(X^2+1)(X^4+1)(X+1)(X-1)
=(x+1)(x-1)(x^2+1)(x^4+1)
=(x^2-1)(x^2+1)(x^4+1)
=(x^4-1)(x^4+1)
=x^8-1
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