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Home  >>  CBSE XII  >>  Math  >>  Determinants
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If A is a matrix of order $3\times 3$,then $(A^2)^{-1}$=_____________.

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  • If a non-singular matrix of order n, then $(A^n)^{-1}=(A^{-1})^n$
If A is a matrix of order $3\times 3$,then $(A^2)^{-1}=(A^{-1})^2$

 

answered Mar 27, 2013 by sreemathi.v
edited Apr 4, 2013 by vijayalakshmi_ramakrishnans
 

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