(1/2ab的2次方-1/3a的2次方b-6ab)*(-6ab)

问题描述:

(1/2ab的2次方-1/3a的2次方b-6ab)*(-6ab)

(1/2ab的2次方-1/3a的2次方b-6ab)*(-6ab)
=-3a^2b^3+2a^3b^2+36a^2b^2