Using Kirchhoff's rules, find the following. $({}_1=71\mathrm{.}0v,{}_2=62\mathrm{.}0v,$ and ${}_3=79\mathrm{.}0V.)$

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$($a$)$ the current $($in mA $)$ in each resistor shown in the figure above

$I_{R_1}=,mA$

$I_{R_2}=$

$I_{R_3}=,mA$

$($b$)$ the potential difference between points $c$ and $f($Give the magnitude of your answer in volts and select the point of highest potential.$)$

magnitude of potential difference point at higher potential $$

$]v$

$($c$)$

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