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If A=[aij] is a matrix of …

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If A=[aij] is a matrix of order 2×2,such that |A|=-15 and Cij represents the cofactor of aij,then find a21c21+a22c22

    • Posted by Sanjana Mishra 7 years, 8 months ago

    CBSE > Class 12 > Mathematics
    • 2 answers

    Akshat Bisht 7 years, 8 months ago

    it is equal to |A| but a21c11+a22c12=0

    1Thank You

    Tamanna Yadav 7 years, 8 months ago

    Its 0

    0Thank You

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