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Q2) Let 21, 22, 23, 24, as be real numbers. Compute det ((a.) (1 :) ( ) ( ) ( .)) 1 1

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Sino, det (AB) = det A det B. applying mepetawely, we have det (4J19.) 10) (2015) 5 5 I det 1- ai 10 T (A) 1=1 Henco det=-1/

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