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1. |
For a given matrix P = \(\left[ {\begin{array}{*{20}{c}} {4+ 3i}&-i\\ { i}&{4 - 3i} \end{array}} \right]\), where \(i = \sqrt { - 1}\), the inverse of matrix P is |
A. | \(\frac{1}{{24}}\left[ {\begin{array}{*{20}{c}} {4 - 3i}&i\\ { - i}&{4 + 3i} \end{array}} \right]\) |
B. | \(\frac{1}{{25}}\left[ {\begin{array}{*{20}{c}} i&{4 - 3i}\\ {4 + 3i}&{ - i} \end{array}} \right]\) |
C. | \(\frac{1}{{24}}\left[ {\begin{array}{*{20}{c}} {4 + 3i}&{ - i}\\ i&{4 - 3i} \end{array}} \right]\) |
D. | \(\frac{1}{{25}}\left[ {\begin{array}{*{20}{c}} {4 + 3i}&{ - i}\\ i&{4 - 3i} \end{array}} \right]\) |
Answer» B. \(\frac{1}{{25}}\left[ {\begin{array}{*{20}{c}} i&{4 - 3i}\\ {4 + 3i}&{ - i} \end{array}} \right]\) | |