计算:(1)4x^1/4(-3x^1/4y^-1/3)/(-6x^-1/2y^-2/3)(2)(loga (ab))^2+(loga b)^2-2loga (ab)•loga b

问题描述:

计算:(1)4x^1/4(-3x^1/4y^-1/3)/(-6x^-1/2y^-2/3)
(2)(loga (ab))^2+(loga b)^2-2loga (ab)•loga b

(2)(loga (ab))^2+(loga b)^2-2l...