題組內容

5. Given $\vec{a}1 = (1, 4, 3)^T$, $\vec{a}2 = (-1, -2, 0)^T$, $\vec{a}3 = (0, 0, 1)^T$, $\vec{a}4 = (2, 2, 3)^T$.

(c) \( (5\%) \) Let matrix \( A = (\vec{a}1,\vec{a}2,\vec{a}_3) \). Find the eigenvalues of \( A \).