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A positive determinant (Posted on 2023-08-11) Difficulty: 3 of 5
Let n≥1. Assume that A is a real n×n matrix which satisfies the equality

A7+A5+A3+A-I=0

Show that det(A)>0

No Solution Yet Submitted by Danish Ahmed Khan    
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  Subject Author Date
Solutionre: A Theorem - Solving the given problemBrian Smith2023-08-12 00:27:41
Hints/TipsA TheoremBrian Smith2023-08-12 00:17:24
Some ThoughtssolutionCharlie2023-08-11 22:54:03
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