👤


Cum se descompune:
xy+2x-5y-10? nu-mi vine nicio idee :D


Răspuns :

[tex]xy+2x-5y-10= \\ \\ =x(y+2)-5(y+2)= \\ \\ =\boxed{ \bold{(y+2)(x-5)}}.[/tex]
xy + 2x - 5 y - 10 = x ( y + 2)- 5 ( y + 2)= ( y + 2 ) ( x - 5 )