RAJASTHAN ­ PET Rajasthan PET Solved Paper-2008

  • question_answer
    Which of the following is false?

    A)  \[(AB)'=B'A'\]

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

    C)  \[\overline{AB}=\overline{B}\,\,\overline{A}\]

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

    Correct Answer: C

    Solution :

     Option [c] is correct, \[\because \] \[\overline{AB}=\overline{A}\,\overline{B}\]


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