Question

Suma a doua numere e 10 pe 3 . Calculati media lor aritmetica .

Answer 1

$a + b = \frac{10}{3} \\ ma = \frac{a + b}{2} = \frac{ \frac{10}{3} }{2} \\ = > ma = \frac{10}{3} \div 2 \\ = \frac{10}{3} \times \frac{1}{2} \\ = \frac{10}{6} = \frac{5}{3}$