1. find (a) u + v, (b) 2v, (c) u -v, (d) 3u - 2v when u (1, 2, 3), v (0, 1, 1) 2. solve for x, where u (1, -1, 2), v (0, 2, 3), and w (0, 1, 1). 3x2u -v 2w0 ans 3. write v as a linear combination of u,, u2, and u, if possible. v-(4, 4, 5), u,(1, 2, 3), ans: 4. describe the zero vector and the additive inverse of a vector in the vector space p zero vector , additive inverse: