Zgjidhja e ushtrimit 2

Jepen vektorët $\vec{a}=\dbinom{-2}{4}$, $\vec{b}=\dbinom{3}{-1}$ dhe $\vec{c}=\dbinom{0}{-2}$. Llogaritni:

1. $\vec{a}+\vec{b}+\vec{c}$
2. $2\vec{a}+\vec{b}$
3. $\vec{a}-\vec{b}-\vec{c}$
4. $\vec{b}-3\vec{c}$
5. $2\vec{a}+3\vec{b}$
6. $3\vec{b}+\dfrac{1}{2}\vec{a}-\dfrac{1}{2}\vec{c}$