English, 16.12.2020 08:00, lsizzle59

What is the determinant of the coefficient matrix of the system {-3x+0y-2z=6
9x+0y+5z=7
6x+0y-12z=3

0
3
6
7

Answers: 3

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What is the determinant of the coefficient matrix of the system {-3x+0y-2z=6
9x+0y+5z=7