Determinati proportia 3x/A=5/B stiind ca
A=2^n+1•3^n+2•2^n+1+6^n+1.25^n si
B=2^n+2•3n+1•5^2n+75^n•2^n+3
Va rog ajutati ma! Dau 20 de puncte si coroana