Mathematics, 27.08.2020 14:01 khuak877

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? a. tr(A+B) = tr(A) + tr(B) b. tr(AB) = tr(BA) c. tr(AB) = tr(A)tr(B) d. tr(CA) = ctr(A)

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Let A and B be n-by-n matrices in R^n, and let c be a real number. Which of the following statements...