【m(mn³)²-2(mn²)³-1】×(m²n)³=?
问题描述:
【m(mn³)²-2(mn²)³-1】×(m²n)³=?
答
(m* m^2 n^6 -2m^3 n^6 -1 )*m^6n^3
=( -m^3n^6-1) *m^6 n^3�����= -m^9n^9-m^6n^3