A- -1 -2 -2- 2 1 -2- 2 -2 1 - then AdjA-

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Factorization Method Form to Remove Indeterminate Form

A=[ -1 -2 -2;...

Question

$A = ⎡ ⎢ ⎣ \begin{matrix} - 1 & - 2 & - 2 2 & 1 & - 2 2 & - 2 & 1 \end{matrix} ⎤ ⎥ ⎦$ then $A d j (A) =$

A^{T}

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3 A^{T}

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A^{- 1}

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- A^{T}

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Solution

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Similar questions

A = ⎡ ⎢ ⎣ \begin{matrix} - 1 & - 2 & - 2 2 & 1 & - 2 2 & - 2 & 1 \end{matrix} ⎤ ⎥ ⎦

a d j (A)

⎡ ⎢ ⎣ \begin{matrix} - 1 & - 2 & - 2 2 & 1 & - 2 2 & - 2 & 1 \end{matrix} ⎤ ⎥ ⎦

A = [\begin{matrix} - 1 & - 2 & - 2 \\ 2 & 1 & - 2 \\ 2 & - 2 & 1 \end{matrix}]

A = ⎛ ⎜ ⎝ \begin{matrix} - 1 & - 2 & - 2 2 & 1 & - 2 2 & - 2 & 1 \end{matrix} ⎞ ⎟ ⎠

A . (a d j A) = | A | I_{3}

A = [\begin{matrix} 2 & 1 - 1 & 2 \end{matrix}], B = [\begin{matrix} 1 & - 2 2 & 1 \end{matrix}], C = [\begin{matrix} 1 & - 3 2 & 1 \end{matrix}]

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