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Use the Gauss-Jordan Method to Solve the System of Equations 4xy+5z=716x+9y+3z=1238x9y+z=35\begin{array} { l } 4 x - y + 5 z = 71 \\6 x + 9 y + 3 z = 123 \\8 x - 9 y + z = 35\end{array}

question 363

Multiple Choice

Use the Gauss-Jordan method to solve the system of equations. If the system has infinitely many solutions, let the last
variable be the arbitrary variable.
- 4xy+5z=716x+9y+3z=1238x9y+z=35\begin{array} { l } 4 x - y + 5 z = 71 \\6 x + 9 y + 3 z = 123 \\8 x - 9 y + z = 35\end{array}


Definitions:

Marginal Product

The additional output that is generated by increasing the input of a single factor of production by one unit, while holding other factors constant.

Bushels

A unit of volume that is used primarily in the United States to measure agricultural commodities.

Total Product

The overall amount of output produced by a firm over a given period of time.

Marginal Product

The additional output gained by employing one more unit of a particular input, keeping other inputs constant.

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