$$\left. \begin{array} { l } { \quad F = 3 i + 2 j - 5 k \text { i f t h e a a p r l i d e f o r e l s t e i \right.$$
$F=2j-5k+3i$
$j\in \mathrm{C}$
$k\in \mathrm{C}$
