Найдите \( \overrightarrow {BA}-\overrightarrow {CA}{ .}\) \( \overrightarrow {BA}-\overrightarrow {CA}=\)

Задание

Найдите \(\displaystyle \overrightarrow {BA}-\overrightarrow {CA}{\small .}\)

\(\displaystyle \overrightarrow {BA}-\overrightarrow {CA}=\)