Lesson Explainer: Inverse of a Matrix: The Adjoint Method ...

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The adjoint matrix is defined as the transpose of the cofactor matrix, meaning that a d j ( 𝐴 ) = 𝐶  . By taking the transpose of 𝐶 , we find a d j ( 𝐴 ) =  1 − 2 2 3 1 − 1 − 6 5 2  . In this explainer, we will learn how to find the inverse of 3×3 matrices using the adjoint



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