3. The determinant of an upper triangular n x n matrix or a lower triangular n x n matrix equals the sum of its diag- onal entries.

College Algebra (MindTap Course List)
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Author:R. David Gustafson, Jeff Hughes
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Chapter6: Linear Systems
Section6.5: Determinants
Problem 81E
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53. Determine whether the statement are TRUE or FALSE. Write TRUE if the Statement is True and False otherwise

53. The determinant of an upper triangular n x n matrix or a
lower triangular n x n matrix equals the sum of its diag-
onal entries.
Transcribed Image Text:53. The determinant of an upper triangular n x n matrix or a lower triangular n x n matrix equals the sum of its diag- onal entries.
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