If A - - 2 3- 5 - 2 - -write A - 1

A #160; = [ 2 amp;3; 5 amp; 2 ] AdjA = [ 2 amp; 5; 3 amp; 2 ] (A) = 4 15 = 11 A^ 1 = 1/11 #160; = [ 2 a ...

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Multiplication of Matrices

If A = [ 2...

Question

If $A = [\begin{matrix} 2 & 3 5 & - 2 \end{matrix}]$ ,write $A^{- 1}$

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A = [\begin{matrix} 2 & 3 5 & - 2 \end{matrix}]

19 A^{- 1}

A = [\begin{matrix} 2 & 3 5 & - 2 \end{matrix}]

A^{- 1} = k A

k

[\begin{matrix} 2 & 3 5 & - 1 \end{matrix}] = A + B

[\begin{matrix} 2 & 3 5 & - 1 \end{matrix}] = A + B

A

B

B =

A + B = [\begin{matrix} 2 & 3 5 & - 1 \end{matrix}]

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