題組內容
2. Let $\vec{v}_1, \vec{v}_2, \dots, \vec{v}_k$ be vectors in a vector space V. Please show that
(a) \( \operatorname{span}\{\vec{v}_1, \vec{v}_2, \dots, \vec{v}_k\} \) is a subspace of V. (10%)
2. Let $\vec{v}_1, \vec{v}_2, \dots, \vec{v}_k$ be vectors in a vector space V. Please show that
(a) \( \operatorname{span}\{\vec{v}_1, \vec{v}_2, \dots, \vec{v}_k\} \) is a subspace of V. (10%)