victorDgreat victorDgreat

13-05-2023
Mathematics

contestada

. Let A and B be a square matrices of order 3 defined by A = {aij} = 2i² + 3j and
B = {bij} = i² +2j².
(a) Compute matrices A and B
(b) Find the sum of their determinant
(c) 2A^-1
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