If $\vec{a}=2\hat{i}-3\hat{j}+\hat{k},\hat{b}=-\hat{i}+\hat{k},\vec{c}=2\hat{j}-\hat{k}$are three vectors, find the area of the parallelogram having diagonals $\left(\vec{a}+\vec{b}\right)$and $\left(\vec{b}+\vec{c}\right)\dot{}$

Views: 714 students