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Use Cramer's Rule to Solve the Linear System {−4x−6y−8z=−84−4x+4y−3z=11−9x−5y−9z=−94\left\{ \begin{array} { l } - 4 x - 6 y - 8 z = - 84 \\- 4 x + 4 y - 3 z = 11 \\- 9 x - 5 y - 9 z = - 94\end{array} \right.

Question 94

Multiple Choice

Use Cramer's rule to solve the linear system.
- {−4x−6y−8z=−84−4x+4y−3z=11−9x−5y−9z=−94\left\{ \begin{array} { l } - 4 x - 6 y - 8 z = - 84 \\- 4 x + 4 y - 3 z = 11 \\- 9 x - 5 y - 9 z = - 94\end{array} \right.


A) x=3,y=8,z=3x = 3 , y = 8 , z = 3
B) x=4,y=6,z=3x = 4 , y = 6 , z = 3
C) x=8,y=3,z=8x = 8 , y = 3 , z = 8
D) x=3,y=−8,z=−3x = 3 , y = - 8 , z = - 3

Correct Answer:

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