Question: Given the matrix: P =3 3 12 2 2 9 2 4 8 Using Gauss-Jordan elimination, find the matrix B-1if possible. (If no inverse exists,

Given the matrix: P =3 3 12

2 2 9

2 4 8

Using Gauss-Jordan elimination, find the matrix B-1if possible. (If no inverse exists, show that using elimination)

For the matrix given in question above, compute the determinant by cofactor expansion along row #1 of the matrix.

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