Other Math Archive: Questions from July 21, 2023
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Sean A = y B = , determina
\( \left(\begin{array}{cc}-5 & -3 \\ 8 & 4\end{array}\right) \) \( \left(\begin{array}{cc}10 & 4 \\ -11 & 6\end{array}\right) \) \( 2 A-3 B \)2 answers -
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solve initial value 8. y' +9y= cost, 0 y(0) = 0, y'(0) = 0
8. \( y^{\prime \prime}+9 y=\left\{\begin{array}{ll}\cos t, & 0 \leq t2 answers -
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