Given matrix A below, what is element b<sub>21</sub> of matrix B = A<sup>-2</sup>? $A = \begin{bmatrix} 1 & 2 \\ 4 & 6 \end{bmatrix}$
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The given matrix A is: A = [4 6] Subtracting 2 from each element of A, we get: B = A - 2 = [4-2 6-2] = [2 4] Show more…
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