题目内容
(x﹣2)2(x+2)2×(x2+4)2
解:(x﹣2)2(x+2)2(x2+4)2
=[(x﹣2)(x+2)]2(x2+4)2
=(x2﹣4)2(x2+4)2
=[(x2﹣4)(x2+4)]2
=(x4﹣16)2
=x8﹣32x4+256.
=[(x﹣2)(x+2)]2(x2+4)2
=(x2﹣4)2(x2+4)2
=[(x2﹣4)(x2+4)]2
=(x4﹣16)2
=x8﹣32x4+256.
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