Express the force F as a Cartesian vector.

Question $2$ options:

$21\mathrm{.}2$ i $-28\mathrm{.}3$ j $-35\mathrm{.}4$ k lb$.$

$21\mathrm{.}2$ i $+28\mathrm{.}3$ j $-35\mathrm{.}4$ k lb$.$

$-21\mathrm{.}2$ i $+28\mathrm{.}3$ j $+35\mathrm{.}4$ k lb$.$

$21\mathrm{.}2$ i $+28\mathrm{.}3$ j $+35\mathrm{.}4$ k lb$.$