Question

Descompuneti in factori:

(x-y)(x²-z²)+(x-z)(x²-y²)

ms :)

Answer 1

$(x-y)(x^2-z^2)+(x-z)(x^2-y^2) =$

$=(x-y)(x-z)(x+z)+(x-z)(x-y)(x+y)$

$=(x-y)(x-z)(z+x+x+y)$

$=\boxed {(x-y)(x-z)(2x+z+y)}$

Intrebarea de bebelusi...dar nah...