1、-(xy)^3*(-y)(xy)^2*(xy^3)^2*(-x)^3

问题描述:

1、-(xy)^3*(-y)(xy)^2*(xy^3)^2*(-x)^3
2、-a*a^5-(-2a^3)^2+(a^2)^3
3、8^90*(1/2)^90*(1/2)^180*(-0.125)^2005*(-8)^2006

1、-(xy)^3*(-y)(xy)^2*(xy^3)^2*(-x)^3 =-x^3y^3*(-y)(x^2y^2)(x^2y^6)(-x^3)=-x^10y^122、-a*a^5-(-2a^3)^2+(a^2)^3 =-a^6-4a^6+a^6=-4a^63、8^90*(1/2)^90*(1/2)^180*(-0.125)^2005*(-8)^2006 =2^270*(1/2)^90*(1...