Inverse of matrix \(\begin {bmatrix} 2 &0& 0 &0 \\\ 0&4&0&0\\\ 0&0&5&0 \\\ 0&0&0&1 \end{bmatrix}\) is

1
\(\begin {vmatrix} 0.25&0&0&0\\\ 0&0.5&0&0\\\ 0&0&0.2&0\\\ 0&0&0&1 \end{vmatrix}\)
2
\(\begin {vmatrix} 0.2&0&0&0\\\ 0&1&0&0\\\ 0&0&.25&0\\\ 0&0&0&0.5 \end{vmatrix}\)
3
\(\begin {vmatrix} 0.5&0&0&0\\\ 0&0.25&0&0\\\ 0&0&0.2&0\\\ 0&0&0&1 \end{vmatrix}\)
4
\(\begin {vmatrix} 0.5&0&0&0\\\ 0&0.25&0&0\\\ 0&0&1&0\\\ 0&0&0&0.4 \end{vmatrix}\)

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