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Use the Matrix Capabilities of a Graphing Utility to Solve {16x+16y+24z=28x8y=18y+32z=5\left\{ \begin{aligned}- 16 x + 16 y + 24 z & = 2 \\8 x - 8 y & = - 1 \\8 y + 32 z & = 5\end{aligned} \right.

Question 56

Multiple Choice

Use the matrix capabilities of a graphing utility to solve the following system of linear equations: {16x+16y+24z=28x8y=18y+32z=5\left\{ \begin{aligned}- 16 x + 16 y + 24 z & = 2 \\8 x - 8 y & = - 1 \\8 y + 32 z & = 5\end{aligned} \right.


A) [xyz]=[14038]\left[ \begin{array} { l } x \\y \\z\end{array} \right] = \left[ \begin{array} { c } \frac { 1 } { 4 } \\0 \\- \frac { 3 } { 8 }\end{array} \right]
B) [xyz]=[381414]\left[ \begin{array} { l } x \\y \\z\end{array} \right] = \left[ \begin{array} { c } \frac { 3 } { 8 } \\\\- \frac { 1 } { 4 } \\\\\frac { 1 } { 4 }\end{array} \right]
C) [xyz]=[381418]\left[ \begin{array} { c } x \\y \\z\end{array} \right] = \left[ \begin{array} { c } - \frac { 3 } { 8 } \\\\\frac { 1 } { 4 } \\\\\frac { 1 } { 8 }\end{array} \right]
D) [xyz]=[181214]\left[ \begin{array} { l } x \\y \\z\end{array} \right] = \left[ \begin{array} { c } \frac { 1 } { 8 } \\\\- \frac { 1 } { 2 } \\\\\frac { 1 } { 4 }\end{array} \right]
E) [xyz]=[12580]\left[ \begin{array} { c } x \\y \\z\end{array} \right] = \left[ \begin{array} { c } \frac { 1 } { 2 } \\\\\frac { 5 } { 8 } \\\\0\end{array} \right]

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