Are the following 2x2 matrices inverses or not? 1 ㅔ 1 2 & 0 1 30 2 -1

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asked Jun 5, 2021 87.3k views

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Aneri · Answer 1 · 2021-06-12T06:13:50+0000

Answer: A . Not all 2 × 2 matrices have an inverse matrix. If the determinant of the matrix is zero, then it will not have an inverse; the matrix is then said to be singular. Only non-singular matrices have inverses.

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Are the following 2x2 matrices inverses or not? 1 ㅔ 1 2 & 0 1 30 2 -1

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