a fost răspuns

Descompune in factori expresia : xy+2x-5y-10    :3

Răspuns :

Miky93ask
x(y+2)-5(y+2) = (y+2)(x-5)
Petrwask
xy+2x-5y-10
xy-5y+2x-10=y(x-5)+2(x-5)
=(x+2)(x-5)

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