Question: Explain and Discuss the theorem below Theorem Let A be an nxn matrix. Then for each 1 s I sn, |A| = QuAn + dizAzz

Explain and Discuss the theorem below Theorem Let
Explain and Discuss the theorem below Theorem Let A be an nxn matrix. Then for each 1 s I sn, |A| = QuAn + dizAzz + ... + din Ain ( expansion of |Al about the ithrow) 14| = djAjj + azzAzi + ... + anjAny ( expansion of |A| about the jith column) Example: Evaluate the determinant 1 -4 OONN NOW 3

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