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let-A-1-1-1-2-1-calculate-A-n-2-find-e-A-and-e-A-




Question Number 70216 by mathmax by abdo last updated on 02/Oct/19
let A = (((1        −1)),((1           2)) )  1)calculate A^n        2) find e^A  and e^(−A)
$${let}\:{A}\:=\begin{pmatrix}{\mathrm{1}\:\:\:\:\:\:\:\:−\mathrm{1}}\\{\mathrm{1}\:\:\:\:\:\:\:\:\:\:\:\mathrm{2}}\end{pmatrix} \\ $$$$\left.\mathrm{1}\right){calculate}\:{A}^{{n}} \:\:\:\:\: \\ $$$$\left.\mathrm{2}\right)\:{find}\:{e}^{{A}} \:{and}\:{e}^{−{A}} \\ $$

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