a=0,1(6)
b=13*[tex] \frac{1}{2} [/tex]
Mg apartine lui Q
Aflati Media Geometrica a numerelor a si b stiind ca apartine lui Q


Răspuns :

a=0,1(6)= 1 intreg  16-1/90=1 intreg  15/90=  1 intreg 1/6=  7/6

b=13/2

mg=√ab

mg=√7/6 * 13/2= √91/12= √91/√12=  √91/2√3=  √273/6=   16,52/6=  2,753

2,753=2 intregi 753/100=  953/100