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1. |
Find the inverse of the matrix \(A = \begin{bmatrix}8 & 5 & 2\\4 & 6 & 3\\7 & 4 & 2\\\end{bmatrix}\). |
A. | \(\frac{1}{13}*\begin{bmatrix}90 & 65 & 80\\65 & 61 & 54\\80 & 58 & 69\\\end{bmatrix}\) |
B. | \(\frac{1}{14}*\begin{bmatrix}93 & 68 & 80\\68 & 61 & 58\\80 & 58 & 69\\\end{bmatrix}\) |
C. | \(\frac{1}{13}*\begin{bmatrix}94 & 67 & 80\\67 & 60 & 56\\80 & 58 & 69\\\end{bmatrix}\) |
D. | \(\frac{1}{13}*\begin{bmatrix}93 & 68 & 80\\68 & 61 & 58\\80 & 58 & 69\\\end{bmatrix}\) |
Answer» E. | |