PhotoBase.ro: Best Free Image Hosting site - Upload poze gratis

Cel mai bun site de foto upload gratis din Romania si Europa, incarci poze online gratuit si simplu din PC-ul tau, primesti foto link
Image search results - "problem math difficult"
Le_problema.JPG
A problem of math920 viewsShow that the a number it's an square of a number ordinel.
The answer is : (3 square n) all to square 2 .
I can't rezolve it.
     
1 files on 1 page(s)