Use Matrices to Solve the System of Equations (If Possible) $$\left\{ \begin{array} { l } 7 x - 3 y - 9 z = 22 \\2 x + y + 3 z = - 3 \\2 x - 7 y - 3 z = - 17\end{array} \right.$$

question 46

Multiple Choice

Use matrices to solve the system of equations (if possible) . Use Gaussian elimination with back-substitution or Gauss-Jordan elimination.
$$\left\{ \begin{array} { l } 7 x - 3 y - 9 z = 22 \\2 x + y + 3 z = - 3 \\2 x - 7 y - 3 z = - 17\end{array} \right.$$

• A) \(x = - 1 , y = - 4 , z = - 3\)
• B) \(x = 1 , y = - 4 , z = - 3\)
• C) \(x = 1 , y = 4 , z = - 3\)
• D) \(x = 4 , y = - 1 , z = 3\)
• E) no solution

Recognize the importance of research design and methodology in experimental psychology.

Understand the significance and process of theory construction in science.

Grasp the importance and types of scientific documentation and publication in psychology.

Understand the scientific method's stages and the importance of reporting findings to the public.

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The management of the flow of goods between the point of origin and the point of consumption in order to meet the requirements of customers or corporations.

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