Solved

Let $A = \left( \begin{array} { c c } 0 & 1 \\- 1 & 0\end{array} \right)$

Question 1

Multiple Choice

Let $A = \left( \begin{array} { c c } 0 & 1 \\- 1 & 0\end{array} \right)$ . Then $e ^ { A t } =$

A) $I \cos t + A \sin t$
B) $I \cos t - A \sin t$
C) $l e ^ { t } + A e ^ { - t }$
D) $l e ^ { - t } + A e ^ { - t }$
E) $I \cosh t + A \sinh t$

Related Questions

Q2: The characteristic equation of <span

Q3: The Wronskian of the vector functions

Q4: The particular solution of <span

Q5: If <span class="ql-formula" data-value="X _

Q6: The characteristic equation of <span

Q7: The characteristic equation of <span

Q8: Let <span class="ql-formula" data-value="A =

Q9: The Wronskian of the vector functions

Q10: The eigenvalues of <span class="ql-formula"

Q11: The characteristic equation of <span