Let V be a vector space and W be a subspace of V. For any vector x E V, we let x + W = {x+w: w € W}. Fix x, y ≤ V. Prove
Posted: Tue Jul 12, 2022 11:59 am
Let V be a vector space and W be a subspace of V. For any vector x E V, we let x + W = {x+w: w € W}. Fix x, y ≤ V. Prove the following: 1. x + W is a subspace of V if and only if x € W. 2. x + W = y + W if and only if x - y E W.