Question

Разложите на множители

Answer 1

$3x-3y+ x^{2} y- xy^{2} = 3(x-y)+xy(x-y) = (x-y)(3+xy)$

$a^{3} -8 = a^{3} - 2^{3} = (a-2)(a^{2} +2a+4)$