Question

using elementory row transformation, find inverse of matrix A11=2, A12=-3, A21=-1, A22=2, find inverse of matrix?​

Answer 1

Answer:

But we can only do these "Elementary Row Operations":

swap rows.

multiply or divide each element in a a row by a constant.

replace a row by adding or subtracting a multiple of another row to it.

Answer 2

Answer:

swap rows.

multiply or divide each element in a a row by a constant.

replace a row by adding or subtracting a multiple of another row to it.

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