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If M is a 3 × 3 matrix, where MTM = I and det (M) = 1, then prove that det (M – I) = 0.

If M is a 3 × 3 matrix, where MTM = I and det (M) = 1, then prove that det (M – I) = 0.

Grade:12

1 Answers

Saurabh Koranglekar
askIITians Faculty 10335 Points
3 years ago
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