Question

Resuelve los siguientes productos notables x - y.x- y​

Answer 1

Respuesta:

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

Explicación paso a paso:

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