(2a^2/3 b^1/2)乘(6a^1/2 b^1/3)除以(-3a^1/6 b^5/6)

问题描述:

(2a^2/3 b^1/2)乘(6a^1/2 b^1/3)除以(-3a^1/6 b^5/6)