Exemplu: 2a+2b=2∙(a+b)
- Daţi numărul 2 factor comun:
a) 2a+2b = b} 2x+2y= c) 2d–2c= d) 2·35+2·65= e) 719·2–717·2= f) 2·999+2=
…………………………………………………………………………………………………………………………………………………

…………………………………………………………………………………………………………………………………………………


g) 2n+2= h) 2+2k= i) 4a+6b= j) 2+22z= k) 2a+2b+2c= l) 8m–2=
…………………………………………………………………………………………………………………………………………………

…………………………………………………………………………………………………………………………………………………

n) 30x–2= o) 30x–34= p) 2+4+6+…..+100= q) 18+8x–6y=
…………………………………………………………………………………………………………………………………………………

…………………………………………………………………………………………………………………………………………………

VA ROG, nu am inteles nimic