Va rog frumos 19 (a ) VA ROGGGG!!

Va Rog Frumos 19 A VA ROGGGG class=

Răspuns :

0,5=5/10

2/3:(5/10+5/10*1/3)=2/3:(5/10+5/30)=

2/3:(1/2+1/6)(am simplificat cu 5)=

2/3:(3/6+1/6)=2/3:4/6=2/3*6/4=12/12=1

Seara placuta!:)