Question: Determinant of A The notation A denotes (a) If |An | = 0 for some integer n, then A must be noninvertible. Show why this

Determinant of A" The notation A" denotes

(a) If |An | = 0 for some integer n, then A must be noninvertible. Show why this result is true.
(b) If |An | ( 0 for some integer n, then A must be invertible. Verify this result for n = 4?

n factors

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