1.

The value of A matrix in \(\dot X = AX\) for the system described by \(y'' + 2y' + 3y = 0\)

A. \(\left[ {\begin{array}{*{20}{c}} 1&0\\ { - 2}&{ - 1} \end{array}} \right]\)
B. \(\left[ {\begin{array}{*{20}{c}} 1&0\\ { - 1}&{ - 2} \end{array}} \right]\)
C. \(\left[ {\begin{array}{*{20}{c}} 0&1\\ { - 2}&{ - 3} \end{array}} \right]\)
D. \(\left[ {\begin{array}{*{20}{c}} 0&1\\ { - 3}&{ - 2} \end{array}} \right]\)
Answer» E.


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