(-3m²n²）·(-2m^-3n^4)^-2计算
人气：429 ℃ 时间：2020-02-27 07:52:42
解答
原式=-3m^2n^2*(1/4*m^6n^(-8))=-3/4 m^8n^(-6)
推荐
猜你喜欢
- teacher says that that that that that student wrote is wrong ".
- 如何配置0.01N的Edta溶液
- 据以往的统计资料,甲乙两种作物的单位面积产量的比是1：1.5,现要在一块长200m,宽100m的长方形土地上种植这两种作物,怎样把这块地分为两个长方形,使甲乙两种作物的总产量的比是3：4（结果取整数）?
- The other day,my friends and I 作文.
- 如图，已知AE=AC，AD=AB，∠EAC=∠DAB．求证：△EAD≌△CAB．
- 求数列1/2,1/4,1/8,1/16...的前n项和.
- 求一个英语课用的话剧
- There must be something wrong with the watch,()?
