因式分解
1.(ax-bx)²-(a-b)x³=?
回答 (2)
✔ 最佳答案
(ax-bx)²-(a-b)x³
=x²(a-b)²-(a-b)x³
=x²(a-b)[(a-b)-x]
=x²(a-b)(a-b-x)
(ax-bx)²-(a-b)x³
=x²(a-b)²-(a-b)x³
=x²(a-b)(a-b-x)
收錄日期: 2021-04-18 14:06:24
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