Question

Let 'A' be the set of all 4 x 4 symmetric matrices all of whose entries are either 1 or -1. Ten of these entries are 1 and six of them are -1 and 'B' be the set of all 4 x 4 skew-symmetric
matrices all of whose entries are taken from the set
C = {0, 1, 2, 3, 4). (It is not necessary that all entries must be used)

The number of different matrices in set A are
​

Answer 1

Answer:

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Step-by-step explanation:

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