计算:(-4/3a^2b^2)(3/2a^2+ab-3/5b^2)/(4/3a^2b^2)

问题描述:

计算:(-4/3a^2b^2)(3/2a^2+ab-3/5b^2)/(4/3a^2b^2)

(-4/3a^2b^2)(3/2a^2+ab-3/5b^2)/(4/3a^2b^2)
=[(-4/3a^2b^2)/(4/3a^2b^2)](3/2a^2+ab-3/5b^2)
=-(3/2a^2+ab-3/5b^2)
=-3/2a^2-ab+3/5b^2