Question

Scoateți factor comun pe 2 a)2x+2;b)2x+8;c)4x-2;d)-2x-4;e)x+1;f)-4x+1

Answer 1

a)2x+2=2(x+1)

b)2x+8=2(x+4)

c)4x-2=2(2x-1)

d)-2x-4=2(-x-2)

e)x+1=2(x/2+1/2)

f)-4x+1=2(-2x+1/2)

Answer 2

in ordine
2(x+1)
2(x+2)
2(2x-1)
2(-x-2)
2(x/2+1/2)unde  2, factor comun forțat
2(-2x+1/2) idem, factor comun forțat