Question

calculati media aritmetica a numerelor a si b stiind ca a=5supra3-3supra7

Answer 1

$\frac{\frac{5}{3}-\frac{3}{7}+\frac{1}{3}+\frac{3}{7}}{2}=\frac{\frac{6}{3}}{2}=\frac{2}{2}=1$

Answer 2

a=5/3 = 1,6  si b=3/7=0,4 =>>media aritmedica= (1,6+0,4)/2 adica 2/2  adica 1 :)