Răspuns :
Deci,
1/2 + 1/4 + 1/8
Le aduci la acelasi Numitor.
1/2 amplificat cu 4 + 1/4 amplificat cu 2 + 1/8
Si iese 1/8 + 1/8+ 1/8 = 1+1+1/8 = 3/8 = 0.375
Ca in imagine:
1/2 + 1/4 + 1/8
Le aduci la acelasi Numitor.
1/2 amplificat cu 4 + 1/4 amplificat cu 2 + 1/8
Si iese 1/8 + 1/8+ 1/8 = 1+1+1/8 = 3/8 = 0.375
Ca in imagine:
![Vezi imaginea PCosminV](https://ro-static.z-dn.net/files/df4/d92fae6db83ce49d139744224c971c0f.png)