Answer
The union of \[\overrightarrow{BA}\]and \[\overrightarrow{BC}\] is\[\overleftrightarrow{AC}\].
Work Step by Step
The union of two figures refers to the set of points that belong to either of any figure or to both the figure. The point A in BA lies in the point CA and C of CA lies in BC. Therefore, the union of the point BA and BC will be AC.
