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The Matrix Is the Reduced Echelon Matrix for a System [1000−30100−30010150001−6]\left[ \begin{array} { l l l l | r } 1 & 0 & 0 & 0 & - 3 \\0 & 1 & 0 & 0 & - 3 \\0 & 0 & 1 & 0 & 15 \\0 & 0 & 0 & 1 & - 6\end{array} \right]

Question 134

Multiple Choice

The matrix is the reduced echelon matrix for a system with variables x 1 , x 2 , x 3 , and x 4 . Find the solution set of the system. [1000−30100−30010150001−6]\left[ \begin{array} { l l l l | r } 1 & 0 & 0 & 0 & - 3 \\0 & 1 & 0 & 0 & - 3 \\0 & 0 & 1 & 0 & 15 \\0 & 0 & 0 & 1 & - 6\end{array} \right]


A) ( −- 3, −- 3, 15, −- 6)
B) ( −- 3, −- 1, 15, −- 3)
C) (0, −- 3, 15, −- 8)
D) ( −- 6, −- 1, 17, −- 3)
E) inconsistent

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