【非選題】 7. Why does a drug that has a high extraction ratio (e.g., propranolol) demonstrate greater differences between individuals after
oral administration than afier intravenous administration? (5 points)
10. Define the spectral radius of an n Xn matrix M as where λ1,...,λn are the eigenvalues of M. Let A and B be two
square matrices. Prove or disprove each of the following