RT,[4(a-b)^m-1]*[-3(a-b)^2m]好吧...我错了...应该是这样的...[4(a-b)^(m-1)]*[-3(a-b)^(2m)]

问题描述:

RT,
[4(a-b)^m-1]*[-3(a-b)^2m]
好吧...我错了...应该是这样的...
[4(a-b)^(m-1)]*[-3(a-b)^(2m)]