Topics and sections covered for this exam will be: Complex numbers: 3.4. Second and higher order linear differential equations: 3.2, 3.4, 4.2. Vector spaces, linear independence of vectors and functions, bases: 3.3. Method of undetermined coefficents: 3.6. Matrices, lilnear eqautions and eigenvalues; 7.2, 7.3. Systems of linear equations: 7.4. Homogeneous linear systems with constant coefficients, including complex eigenvectors: 7.5, 7.6. Stability: 9.2