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  3. RAJASTHAN ­ PET

RAJASTHAN ­ PET Rajasthan PET Solved Paper-2002

  • question_answer
    For any two square matrices A and\[B,{{(AB)}^{-1}}\]is equal to

    A)  \[{{A}^{-1}}{{B}^{-1}}\]      

    B)  \[{{B}^{-1}}{{A}^{-1}}\]

    C)  \[{{(BA)}^{-1}}\]           

    D)  None of these

    Correct Answer: B

    Solution :

     \[{{(AB)}^{-1}}={{B}^{-1}}{{A}^{-1}}\]


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