The adjoint matrix of the matrix [ 1 1 1 ] [ 2 5 7 ] [ 2 1 -1 ] is:

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Mathematics · Matrices and Determinants

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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[ -12 2 2 ] [ 16 -3 -5 ] [ -8 1 3 ]

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Answer 1

[ -12 2 2 ] [ 16 -3 -5 ] [ -8 1 3 ]

Answer 2

[ 12 2 2 ] [ 16 -3 -5 ] [ -8 1 3 ]

Answer 3

[ -12 2 2 ] [ 16 -3 -5 ] [ -8 -1 -3 ]

Answer 4

[ -12 16 -8 ] [ 2 -3 1 ] [ 2 -5 3 ]

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