Question

Calculati media aritmetica :
13 si 15

Answer 1

ma=(13+15)/2=14
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Answer 2

$\displaystyle M_a= \frac{a+b}{2} = \frac{13+15}{2}= \frac{28}{2}=14 \\\\ \\ M_g= \sqrt{a \cdot b}= \sqrt{13\cdot15}= \sqrt{195}$