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Q8.9 If B and A are the same size and are square matrices, which of the statements below are always true? (there may be more than 1 right answer) Statement 1: Tr (A") = tr(A) Statement2: tr(cA)= c tr(A), in which c is a scalar Statement 3: tr(A+B)= tr(A)+tr(B)

Q8.9 If B and A are the same size and are square matrices, which of the statements below are always true? (there may be more than 1 right answer) Statement 1: Tr (A") = tr(A) Statement2: tr(cA)= c tr(A), in which c is a scalar Statement 3: tr(A+B)= tr(A)+tr(B)

Linear Algebra: A Modern Introduction
Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter3: Matrices
Section: Chapter Questions
Problem 14RQ
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Q8.9 If B and A are the same size and are square matrices, which of the statements below are always true? (there may be more than 1 right answer) Statement 1: Tr (A") = tr(A) Statement2: tr(cA)= c tr(A), in which c is a scalar Statement 3: tr(A+B)= tr(A)+tr(B)
Transcribed Image Text:Q8.9 If B and A are the same size and are square matrices, which of the statements below are always true? (there may be more than 1 right answer) Statement 1: Tr (A") = tr(A) Statement2: tr(cA)= c tr(A), in which c is a scalar Statement 3: tr(A+B)= tr(A)+tr(B)
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