计算:(-2x²y)³+8(x²)²•(-x)²•(-y)³
问题描述:
计算:(-2x²y)³+8(x²)²•(-x)²•(-y)³
答
(-2x²y)³+8(x²)²•(-x)²•(-y)³
=-8x^6y³ +8x^6•(-y)³
=-8x^6y³-8x^6y³
=-16x^6y³