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A and b are saare matrices …

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A and b are saare matrices of order 3 each,|A|=2 and |B|=3.find|3AB|.

    • Posted by Bhanu Bais 7 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 1 answers

    Yashika Jain 7 years, 10 months ago

    ={(3)^n-1} × |A| |B| =(3^3-1) × 2 × 3 =(3^2) ×6 =9×6 =54

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