In unit$-$vector notation, what is the torque about the origin on a particle located at coordinates $(0,-3\mathrm{.}54m,8\mathrm{.}58m)$ due to $($a$)$ force vec$(F{)}_1$ with components $F_{1x}=9\mathrm{.}69N$ and $F_{1y}=F_{1z}=0,$ and $($b$)$ force vec$(F{)}_2$ with components $F_{2x}=0,F_{2y}=9\mathrm{.}60N,F_{2z}=9\mathrm{.}72N?$

$($a$)$ Number

hat$(i)+$

widehat$(j)+$

$($b$)$ Number

hat$(i)+$

widehat$(j)+$