x = (3;5), y = (5;3)\\|x^3y^2 - y^3x^2| = |x^2y^2(x-y)|\\1) |x^2y^2(x-y)| = |225*2| =450\\2) |x^2y^2(x-y)| = |225*(-2)| = 450" alt="x+y = 8; x*y = 15 => x = (3;5), y = (5;3)\\|x^3y^2 - y^3x^2| = |x^2y^2(x-y)|\\1) |x^2y^2(x-y)| = |225*2| =450\\2) |x^2y^2(x-y)| = |225*(-2)| = 450" align="absmiddle" class="latex-formula">