m^6+n^6+2m^3n^3(X+Y)^2(x^2-xy+y^2)^2(2Y-Z){2y(Z+ZY)+Z^2}_数学解答

m^6+n^6+2m^3n^3
(X+Y)^2(x^2-xy+y^2)^2
(2Y-Z){2y(Z+ZY)+Z^2}

人气：295 ℃　时间：2020-06-13 23:18:34

解答

(1)=(m^3)^2+(n^3)^2+2m^3n^3=(m^3+n^3)^2=(m+n)^2(m^2+mn+n^2)^2
(2)=[(x+y)(x^2+xy+y^2)]^2=(m^3+n^3)^2跟一题一样
(3)=(2y-z)z(2y+2y^2+z)