Compute u+v\mathbf{u} + \mathbf{v}u+v where u=(1,1,1)\mathbf{u} = (1, 1, 1)u=(1,1,1) and v=(2,2,2)\mathbf{v} = (2, 2, 2)v=(2,2,2).
(3, 3, 3)
(2, 2, 2)
(1, 1, 1)
(0, 0, 0)