(2/3)^2006*(1.5)^2005*(-1)^2004=
问题描述：
(2/3)^2006*(1.5)^2005*(-1)^2004=
答
(2/3)^2006*(1.5)^2005*(-1)^2004
=(2/3)^2004*4/9*(1.5)^2004*1.5*(-1)^2004
=(-1*2/3*1.5)^2004*4/9*1.5
=(-1)^2004*2/3
=2/3