1 point The matrix A 2 1 1 det 2 1 4 2 2 2 1 14 2 2 4 2 1 1 a a 1 a 4 2 b 0 which is the system 2 has characteristic equation The eigenvalue is For this eigenvalue the eigenvector v has components a and b that satisfy 22 a 1 b 0 0 and has multiplicity k b 0 b 0 Choosing a 1 for the eigenvector is v