题目内容
(1)
=________;
(2)(x+a)(a+b)=________;
(3)(x+1)(x2-x+1)=________.
答案:
解析:
解析:
|
(1) (2) (3) |
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题目内容
(1)
=________;
(2)(x+a)(a+b)=________;
(3)(x+1)(x2-x+1)=________.
|
(1) (2) (3) |