(-1/2x²y)³+(0.5x)²y³(x²)² 急!

来源:学生作业学帮网 编辑:学帮网 时间:2024/06/26 00:00:19

(-1/2x²y)³+(0.5x)²y³(x²)² 急!

原式=(-1/2)³▪(x²)³▪y³+(0.5)²▪x²▪y³▪(x²)²
=(-1/8)x^6▪y³+1/4x²▪y³▪x^4
=(-1/8)x^6▪y³+1/4x^6▪y³
=1/8x^6▪y³