Question: If (a) Show that trace(A + B) = trace A + trace B (b)Find D so that A + D = C (c) Verify

If

[1 2 3] A = 5 0 2 1 -1 3-1 2] B = 4 [40 -2 and C5 3 1 2 5 4 25 05 20


(a) Show that trace(A + B) = trace A + trace B

(b) Find D so that A + D = C

(c) Verify the associative law (A + B) + C = A + (B + C)

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