Разложите на множители: x^2-y^2+x+y.

Question

\[x^{2} - y^{2} + x + y =\]

\[= (x - y)(x + y) + (x + y) =\]

\[= (x + y)(x - y + 1)\]

Accepted Answer

\[x^{2} - y^{2} + x + y =\]

\[= (x - y)(x + y) + (x + y) =\]

\[= (x + y)(x - y + 1)\]

Ответ: