Răspuns :
in sirul dat avem doar numere impare
numar impar+numar impar+numar impar=numar impar
30 - numar par
Problema nu are solutii.
[tex]15+ \frac{9}{3}+(13-1)=30 [/tex]
numar impar+numar impar+numar impar=numar impar
30 - numar par
Problema nu are solutii.
[tex]15+ \frac{9}{3}+(13-1)=30 [/tex]