(-4a^6-20a^4b^2-12a^3b+6a^3b^2)/[-(-2a)^3]

问题描述:

(-4a^6-20a^4b^2-12a^3b+6a^3b^2)/[-(-2a)^3]

(-4a^6-20a^4b^2-12a^3b+6a^3b^2)/[-(-2a)^3]
=(-4a^6-20a^4b^2-12a^3b+6a^3b^2)/(-8a^3)
=a^3/2+5ab^2/2+3b/2-3b^2/4