(2m+n-p)(2m-n+p)
关注:85 答案:3 手机版
解决时间 2021-02-23 05:55
- 提问者网友：嗿恋仯囡
- 2021-02-22 08:16
(2m+n-p)(2m-n+p)
最佳答案
- 二级知识专家网友：你的幸福＂关我啥事
- 2021-02-22 08:27
=[2m+(n-p)][2m-(n-p)]
=4m²-(n-p)²
=4m²-n²+2pn-p²
=4m²-(n-p)²
=4m²-n²+2pn-p²
全部回答
- 1楼网友：比棉花糖还甜
- 2021-02-22 09:14
(2m+n-p)(2m-n+p)=[2m+(n-p)][2m-(n-p)]=(2m)^2-(n-p)^2=4m^2-n^2+2np-p^2
- 2楼网友：試著忘記壹切
- 2021-02-22 08:56
原式=[2m+(n-p)][2m-(n-p)]
=4m²-(n-p)²
=4m²-n²+2pn-p²
我要举报
如以上问答内容为低俗、色情、不良、暴力、侵权、涉及违法等信息，可以点下面链接进行举报！