Multiple Choice Questions on If A and B are two invertible square matrices of same order then what is AB ndash 1 equal to ........ for NDA Exam Preparation

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Multiple Choice Questions

If A and B are two invertible square matrices of same order then what is AB ndash 1 equal to ........

Mathematics (NDA) Matrices and Determinants
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    If A and B are two invertible square matrices of same order, then what is (AB)–1 equal to?

    B–1A–1

    Correct Answer

    A–1B–1

    Incorrect Answer

    B–1A1

    Incorrect Answer

    A–1B

    Incorrect Answer
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    Explanation:
    (AB)−1=B–1A–1

    By: Munesh Kumari
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