In unit$-$vector notation, what is the torque about the origin on a particle located at coordinates $(0,-6\mathrm{.}78m,7\mathrm{.}92m)$ due to $($a$)$ force vec$(F{)}_1$ with components $F_{1x}=3\mathrm{.}77N$ and $F_{1y}=F_{1z}=0,$ and $(b)$ force vec$(F{)}_2$ with components $F_{2x}=0,F_{2y}=10\mathrm{.}0N,F_{2z}=1\mathrm{.}76N?$

$($a$)$ Number $$ hat$(i)$ hat$(j)$

$25\mathrm{.}5606$

widehat$(k)$ Units $$

$($b$)$ Number $$ hat$(i)$

$$ widehat$(j)$

$$ widehat$(k)$ Units