Calculati media geometrica a nr a=3la puterea 100 : 3 la puterea 98 si b= 3×2-2


Răspuns :

a=3^100 :3^98=3^(100-98)=3^2=9
b=3x2-2=6-2=4

Mg=V(9x4)=V36=6, unde "V"=radical