Calculate u+v\mathbf{u} + \mathbf{v}u+v where u=(5,−5)\mathbf{u} = (5, -5)u=(5,−5) and v=(−5,5)\mathbf{v} = (-5, 5)v=(−5,5).
(10, 10)
(0, 0)
(-10, -10)
(5, 5)