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Let A=(2003)A = \left( \begin{array} { c c } 2 & 0 \\0 & - 3\end{array} \right)

Question 37

Multiple Choice

Let A=(2003) A = \left( \begin{array} { c c } 2 & 0 \\0 & - 3\end{array} \right) . Then eAt=e ^ { A t } =


A) I+AtI + A t
B) I+At+A2t2/2I + A t + A ^ { 2 } t ^ { 2 } / 2
C) At+A2t2/2A t + A ^ { 2 } t ^ { 2 } / 2
D) (e2t00e3t) \left( \begin{array} { c c } e ^ { 2 t } & 0 \\0 & e ^ { - 3 t }\end{array} \right)
E) (e2t1100e3t1) \left( \begin{array} { c c } e ^ { 2 t - 1 } - 1 & 0 \\0 & e ^ { - 3 t } - 1\end{array} \right)

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