1.
If the constant forces 2i^5j^+6k^2\hat{i} - 5\hat{j} + 6\hat{k} and i^+2j^k^-\hat{i} + 2\hat{j} - \hat{k} act on a particle due to which it is displaced from a point A(4,3,2)A(4, -3, -2) to a point B(6,1,3)B(6, 1, -3), then the work done by the forces is