题目内容
计算(a4+b4)(a2+b2)(b-a)(a+b)的结果是( )
A.a8-b8 | B.a6-b6 | C.b8-a8 | D.b6-a6 |
(a4+b4)(a2+b2)(b-a)(a+b),
=(a4+b4)(a2+b2)(b2-a2),
=(a4+b4)(b4-a4),
=b8-a8.
故选C.
=(a4+b4)(a2+b2)(b2-a2),
=(a4+b4)(b4-a4),
=b8-a8.
故选C.
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