1.

यदि `(IF) A= [(1,1,1),(1,2,-3),(2,-1,3)]` दिखाएँ की ` A^(2) - 6A^(2) + 5A + 11 O = O ` तथा इसके निकले ।

Answer» `(1)/(11)[(-3,4,5),(9,-1,-4),(5,-3,-1)]`


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