Bazele Matematicii - Cursul.22 - Lectia.7 - Operatii cu numere (Recapitulare)

"The construction of sets of numbers, operations that we can do in these sets, the properties of these operations, is the foundation of mathematics. If we present mathematics as a tool that every man needs in life, then they'll keep attention up learning. VIEW! "<br />Professor John Bear in Bacau, Romania.