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Sifat matrix

\(AB \neq BA\\ (A^T)^T = A\\ A.A^{-1} = A^{-1}.A = I\\ A.B = C \text{ maka } |A|.|B| = |C|\\ |A.B| = |A|.|B|\\ |A^T| = |A|\\ |A^{-1}|= \frac{1}{|A|}\\ \)