1/2a^2b+(5a^2b-ab^2)-(-1/4a^2b+3a)-(3ab^2-6)
问题描述:
1/2a^2b+(5a^2b-ab^2)-(-1/4a^2b+3a)-(3ab^2-6)
答
1/(2a^(2b))+(5a^2b-ab^2)-(-1/4a^2b+3a)-(3ab^2-6)
=1/4 a^(-2 b) (2 + 24 a^(2 b) - 12 a^(1 + 2 b) + 21 a^(2 + 2 b) b -
16 a^(1 + 2 b) b^2)