Question

разложите многочлен на множетели   х^2-3ху+2у^2

Answer 1

x^2-xy-2xy+2y^2=x(x-y)-2y(x-y)=(x-y)(x-2y)

Answer 2

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