1.

Let A=[aij]4×4 be a matrix such that aij={2,if i=j0,if i≠j. Then the value of {det(adj(adj A))7} is ( {.} represents the fractional part function )

Answer»

Let A=[aij]4×4 be a matrix such that aij={2,if i=j0,if ij.
Then the value of {det(adj(adj A))7} is
( {.} represents the fractional part function )



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