2. Efectuează:
[tex]( {5}^{7}) {}^{6} \times {5}^{4} \div {5}^{40} - {5}^{4} [/tex]
DAU COROANA!!!!VA ROG!!!!!!
![2 Efectueazătex 57 6 Times 54 Div 540 54 TexDAU COROANAVA ROG class=](https://ro-static.z-dn.net/files/dd0/fdbdb7cce671c0f02e1d54ec10532940.jpg)