Найдите координаты вектора \(\displaystyle \frac{1}{2}\overrightarrow {AB}+ \overrightarrow {CD}\small.\)

Координаты вектора \(\displaystyle \frac{1}{2}\overrightarrow {AB}+ \overrightarrow {CD}\)

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