If A- -1 -3 -3- 3 1 -3- 3 -3 1 - then adj A is

The correct option is D =4[ 2 amp; 3 amp; 3; 3 amp; 2 amp; 3; 3 amp; 3 amp; 2 ] Given A=[ 1 amp; 3 amp; 3; 3 a ...

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Adjoint of a Matrix

If A=[ -1 -...

Question

If $A = ⎡ ⎢ ⎣ \begin{matrix} - 1 & - 3 & - 3 3 & 1 & - 3 3 & - 3 & 1 \end{matrix} ⎤ ⎥ ⎦$ then adj (A) is

= 4 ⎡ ⎢ ⎣ \begin{matrix} - 2 & 3 & 3 - 3 & 2 & - 3 - 3 & 3 & 2 \end{matrix} ⎤ ⎥ ⎦

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= 4 ⎡ ⎢ ⎣ \begin{matrix} - 2 & 3 & 3 3 & 2 & - 3 - 3 & - 3 & 2 \end{matrix} ⎤ ⎥ ⎦

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= 4 ⎡ ⎢ ⎣ \begin{matrix} - 2 & - 3 & 3 - 3 & 2 & - 3 - 3 & - 3 & 2 \end{matrix} ⎤ ⎥ ⎦

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= 4 ⎡ ⎢ ⎣ \begin{matrix} - 2 & 3 & 3 - 3 & 2 & - 3 - 3 & - 3 & 2 \end{matrix} ⎤ ⎥ ⎦

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A

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