(-2x²y³)的四次方÷8(-xy²)³
问题描述:
(-2x²y³)的四次方÷8(-xy²)³
答
(-2x²y³)^4÷8(-xy²)³
=(16x^8y^12)÷(-8x^3y^6)
=-2x^(8-3)y^(12-6)
=-2x^5y^6
x^5y^6表示x的5次方y的6次方