Nas figuras abaixo, determine:[tex]\\\\a)\ resistor\ equivalente(R_{eq}).\\b) \ as\ correntes\ i_T,i_1,i_2\ e\ i_3.\\c)\ as\ voltagens\ U_T,U_1,U_2\ e\ U_3.\\\\\\Resolu\c{c}\~ao\ e \ explica\c{c}\~ao.\\Divirtam-se. \ :)[/tex]