October 2018 1 27 Report
Tetapkan apakah pasangan2 matriks berikut ini merupakan pasangan matriks dengan invers matriksnya ! berikan alasanya

A.) A=  \left[\begin{array}{ccc}1&2\\2&3\\\end{array}\right] , B =  \left[\begin{array}{ccc}-3&2\\2&-1\\\end{array}\right]
B.) C=  \left[\begin{array}{ccc}3&3\\4&5\\\end{array}\right] D=  \left[\begin{array}{ccc}5&-3\\-4&3\\\end{array}\right]
C.) E=  \left[\begin{array}{ccc}1&0\\0&1\\\end{array}\right] , F=  \left[\begin{array}{ccc}-1&0\\0&-1\\\end{array}\right]

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