rairaibabycakez3907 rairaibabycakez3907 27-03-2024 Mathematics contestada Let and W be subspaces of R4. Find the basis of U and the basis of U + W if U = {(a, b, c, d) ∈ R4 | b + 5c − d = 0} and W = span{(−1, 0, 5, 0)}.