oblicz opor zastepczy opornikow R1=3omega R2=4omega R3=2omega a)rownolegle

[latex]frac{1}{Rz}= frac{1}{R1} + frac{1}{R2} + frac{1}{R3} = frac{1}{3} + frac{1}{4} + frac{1}{2}= frac{4}{12} + frac{3}{12} + frac{6}{12}= frac{13}{12}[/latex] [latex]Rz = frac{12}{13} [/latex]