Question: Using the matrices in Exercise 3, compute the following (where possible). (a) BA (b) (AB)C (c) A(BC) (d) CCT (e) tr(4ET - D)

Using the matrices in Exercise 3, compute the following (where possible).
(a) BA
(b) (AB)C
(c) A(BC)
(d) CCT
(e) tr(4ET - D)

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