Solve the system of equations using matrices. Use Gauss-Jordan elimination. x = 6 - y - z x - y + 3z=-62x + y = 8 - z
A. {(-1, 2, 5)}
B. {(-1, 5, 2)}
C. {(2, 5, -1)}
D. {(5, -1, 2)}
Answer: C
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A. It lies above the horizontal axis. B. It lies below the horizontal axis. C. It lies on the horizontal axis. D. The graph of velocity is increasing.
Evaluate the expression.-
A. 17 B. Not a real number C. -144 D. -17
Multiply and simplify.5x
? 3x
A. 45x2 B. 45x2m3 C. 45x2m D. 15x2m
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