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Question-122789




Question Number 122789 by Khalmohmmad last updated on 19/Nov/20
Answered by MJS_new last updated on 19/Nov/20
A^(−1) A= ((1,0),(0,1) )
$${A}^{−\mathrm{1}} {A}=\begin{pmatrix}{\mathrm{1}}&{\mathrm{0}}\\{\mathrm{0}}&{\mathrm{1}}\end{pmatrix} \\ $$

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