Question

Разложи на множители
s^3-s^2-s^2z-sz^2+Z^3

Answer 1

3х^2-4xy+y^2=3х^2-3xy-xy+y^2=(3х^2-3xy)-(xy-y^2)=3x(х-y)-y(x-y)=(3x-y)(x-y)