Find the determinant of given matrix using row reduction form (upper triangular form only). Then check the answer by getting the original determinant using expansion by minors. n -2 -4 A = 1 4 1 6 15
Find the determinant of given matrix using row reduction form (upper triangular form only). Then check the answer by getting the original determinant using expansion by minors. n -2 -4 A = 1 4 1 6 15
Chapter7: Systems Of Equations And Inequalities
Section7.8: Solving Systems With Cramer's Rule
Problem 4SE: The determinant of 22 matrix A is 3. If you switch the rows and multiply the first row by 6 and the...
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Transcribed Image Text:Find the determinant of given matrix using row reduction form (upper triangular
form only). Then check the answer by getting the original determinant using
expansion by minors. inn
0 2
-4
A =
1
4
8.
1 6
15
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