1/x+1/y+1/z=1/x^3+1/y^3+1/z^3+3/x^2y+3/xy^2+3/x^2z+3/xz^2+3/y^z+3/yz^2+6/xyz 求1/x+1/y+1/z的值

1/x+1/y+1/z=1/x^3+1/y^3+1/z^3+3/x^2y+3/xy^2+3/x^2z+3/xz^2+3/y^z+3/yz^2+6/xyz 求1/x+1/y+1/z的值

1/x+1/y+1/z=1/x³;+1/y³;+1/z³;+3/(x²;y)+3/(xy²;)+3/(x²;z)+3/(xz²;)+3/(y²;z)+3/(yz²;)+6/(xyz)1/x+1/y+1/z=(1/x+1/y+1/z)³;(1/x+1/y+1/z)³;-(1/x+1/y+1/z)=0(1/x+1/…