初一上册数学化简计算
化简求过程:(1)(4a²b-10b³)+(-3a²b²+10b³)(2)(4x²y-5xy²)-(3xy²-4xy²)(3)5a²-[a²+(5a²-2a)-2(a²-3a)](4)15+3(1-a)-(1-a-a²)+(1-a+a²-a³)(5)(4a²b-3ab)+(-5a²b+2ab)(6)(6m²-4m-3)+(2m²-4m+1)在线等啊!!!!