(-1/2x²y)³+(0.5x)²y³(x²)² 急!

问题描述:

(-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