Question

calcule a media harmonica entre 3 e 1/9

Answer 1

calcule a media harmonica entre 3 e 1/9

$\frac{ \frac{1}{3} +9}{2}= \frac{28}{3}:2= \frac{28}{3}. \frac{1}{2}= \frac{28}{6}$

$\frac{1}{ \frac{28}{6} } =1: \frac{28}{6}=1. \frac{6}{28}= \frac{6}{28} = \frac{3}{14}$

$3:14=0,2142 aproximadamente$