Question

Scoate factor comun ( x+y ):
A) a(x+y)+ b (x+y);
B) 2a (x+y)+3b (x+y);
C) x (x+y)-y (x+y);
D) x(x+y)+3b ( x+y);
E) x (x+y)-2 (x+y);
F)x(x+y)+z(x+y)+(x+y);

Answer 1

A) (X+y)×(a+b)
B) (X+y)×(2a+3b)
C) (X+y)×(X-y)
D) (X+y)×(X+3b)
E) (X+y)×(X-2)
F) (X+y)×(X+z)

SPER CA TE-AM AJUTAT !!!