Pivot the system about the element in row 2, column 2. Do not completely reduce the matrix. [Recall that pivoting about an entry means to make that entry a 1 and all other entries in that column zeros.] 1 -2 10 -10 0 1 -9 0 10 9.
Pivot the system about the element in row 2, column 2. Do not completely reduce the matrix. [Recall that pivoting about an entry means to make that entry a 1 and all other entries in that column zeros.] 1 -2 10 -10 0 1 -9 0 10 9.
Chapter7: Matrices And Determinants
Section7.1: Matrices And Systems Of Equations
Problem 2ECP
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