Question

Разложите на множители : x^3y-xy-x^3+x

Answer 1

x^3(y-1) - x(y-1)
(y-1)(x^3-x)
 x(y-1)(x^2-1)
x(y-1)(x-1)(x+1) 

Answer 2

= ( X^3Y - X^3 ) + ( - XY + X ) = X^3 * ( Y - 1 ) - X * ( Y - 1 ) = ( X^3 - X )*( Y - 1 ) = X * ( X^2 - 1)* ( Y - 1 ) = X * ( X - 1 ) * (X + 1 ) * ( Y - 1 )