Question

Fatore as expressões por agrupamento
A) cm+dm-cn-dn =
B)2mx+3nx-3my-2ny=
C)14yz-28 zx + 6y- 12x=

Answer 1

A) cm+dm-cn-dn =

m(c+d) -n(c+d)

(c+d).(m-n)

B)2mx+3nx-3my-2ny= ????

x(2m+3n) -y(3m+2n)

C)14yz-28 zx + 6y- 12x=

14z(y-2x) + 6(y- 2x)

(y-2x).(14z+6)