SOLUTION: Suppose A is a lower triangular matrix. Which of the following is/are true? A. A has 0 as entry in each position below the main diagonal. B. The determinant of A is equal to th

Algebra ->  Matrices-and-determiminant -> SOLUTION: Suppose A is a lower triangular matrix. Which of the following is/are true? A. A has 0 as entry in each position below the main diagonal. B. The determinant of A is equal to th      Log On


   

Question 1163318: Suppose A is a lower triangular matrix. Which of the following is/are true?
A. A has 0 as entry in each position below the main diagonal.
B. The determinant of A is equal to the product of the entries in the main diagona
Found 2 solutions by Edwin McCravy, AnlytcPhil:
Answer by Edwin McCravy(20060) About Me  (Show Source):
Answer by AnlytcPhil(1807) About Me  (Show Source):
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Here's an example of a 5x5 lower triangular matrix.



Its determinant is 270.

Which property does it have?

Edwin