Question

let a and b be n-by-n matrices in r^n and let c be a real number

Answer 1

Answer:

Let A and B be n-by-n matrices in R^n, and let c be a real number. Which of the following statements about trace is not necessarily true? Pick ONE option tr(A+B) = tr(A) + tr(B) tr(AB) = tr(BA) tr(AB) = tr(A)tr(B) tr(CA) = ctr(A)