Найдите координаты вектора \(\displaystyle 3\overrightarrow {AB}- \overrightarrow {CD}\small.\)

Координаты вектора \(\displaystyle 3\overrightarrow {AB}- \overrightarrow {CD}\)

\(\displaystyle (\)[ ]\(\displaystyle ;\)[ ]\(\displaystyle )\)