In ancient times, how were psychological disorders commonly understood and treated? Disorders were understood as imbalances of bodily fluids and treated with dietary changes. People believed that disorders were caused by supernatural forces; treatments included trepanation to release evil spirits. Psychological disorders were treated with complex surgeries. They were seen as character flaws and treated through punishment and imprisonment.

QUESTION 3 Digital transformation requires that businesses can predict, withstand and recover from compromises on its digital infrastructure. Elaborate on ANY FIVE (5) digital resiliency strategies.

Write as liters a) \( 3 \mathrm{dm}^{3} \)

1. Koje su tri glavne grane prema teoriji trodiobe vlasti? Kako zovemo oblik vlasti u kojemu je provedena trodioba vlasti?

1. Igor kauft 2 Tafeln Schokolade. a. [4 P.] Schreibe je einen Satz: «lch ..." ‥ drei Tafeln mehr ... drei Mal mehr ... gleich viel ... halb so viel

Problema A.1. Dadas las matrices cuadradas \[ I=\left(\begin{array}{lll}1 & 0 & 0 \\ 0 & 1 & 0 \\ 0 & 0 & 1\end{array}\right) \quad \text { y } \quad A=\left(\begin{array}{rrr}2 & 1 & 1 \\ 2 & 3 & 2 \\ -3 & -3 & -2\end{array}\right) \text {, } \] se pide: a) Calcular las matrices \( (A-I)^{2} \) y \( A(A-2 I) \). (4 puntos). b) Justificar razonadamente que b.1) Existen las matrices inversas de las matrices \( A \) y \( A-2 I .(2 \) puntos). b.2) No existe matriz inversa de la matriz \( A-I \). (2 puntos). c) Determinar el valor del parámetro real \( \lambda \) para el que se verifica \( A^{-1}=\lambda(A-2 I) \quad(2 \) punt