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    Quantitative Analysis for Management Study Set 2
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    Exam 20: Mathematical Tools: Determinants and Matrices
  5. Question
    A<sup>-1</sup><sup>A</sup> = a A<sup>-1</sup> = I
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A-1A = a A-1 = I

Question 35

Question 35

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A-1A = A A-1 = I

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