Question: In Exercises, find the sum of the given pairs of vectors, their norms, and their dot product.
Exercise: 1. (3, 0, 1, 0), (0, 2, 0, 4).
2. (1, -1, 2, 2, 0, 1), (2, -2, 1, 1, 1, 0).
3. (-1, 2, -4, 0, 1), (2, -1, 1, 0, 2).
4. (3, 1, 2, 4, 1, 1, 1),(i, 2, 3, -1, -2, i, 3).