If 2A- 2 1- 3 2 - then what is A -1 equal to-

The correct option is B 1 2 [ 2 1; 3 2 ] 2A=[ 2 amp; 1; 3 amp; 2 ] ⇒ A=[ 1 amp; 0.5; 1.5 amp; 1 ] A ^ 1 =[ ...

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Adjoint of a Matrix

If 2A=[ 2 1...

Question

If $2 A = (\begin{matrix} 2 & 1 3 & 2 \end{matrix})$ , then what is $A^{- 1}$ equal to?

(\begin{matrix} 2 & - 1 - 3 & 2 \end{matrix})

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\frac{1}{2} (\begin{matrix} 2 & - 1 - 3 & 2 \end{matrix})

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\frac{1}{4} (\begin{matrix} 2 & - 1 - 3 & 2 \end{matrix})

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None of the above

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2

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