Ed bought a fancy bottle of mustard that holds 8.5 ounces. Ed puts about 1/25 of the mustard on each hot dog he eats. How much o
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Answer:
n times 5
Step-by-step explanation:
A matrix Anxn of this way is called an upper triangular matrix. It can be proved that the determinant of this kind of matrix is
In this case, it would be 5+5+...+5 (n times) = n times 5
We are going to develop each determinant by the first column taking as pivot points the elements of the diagonal