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JEE Main & Advanced Mathematics Determinants & Matrices Question Bank Mock Test - Matrices

  • question_answer
    If A is nonsingular and \[(A-2I)\]\[(A-4I)=O\], then \[\frac{1}{6}A+\frac{4}{3}{{A}^{-1}}\] is equal to KI. Then the value of k is _______.

    Answer:

    4


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