Use a Graphing Calculator and the Method of Matrix Inverses $$\begin{array} { r } \pi x + e y + \sqrt { 2 } z = 2 \\e x + \pi y + \sqrt { 2 } z = 4 \\\sqrt { 3 } x + e y + \pi z = 6\end{array}$$

question 497

Multiple Choice

Use a graphing calculator and the method of matrix inverses to solve the system. Give five decimal places, if necessary.
- $$\begin{array} { r } \pi x + e y + \sqrt { 2 } z = 2 \\e x + \pi y + \sqrt { 2 } z = 4 \\\sqrt { 3 } x + e y + \pi z = 6\end{array}$$

• A) \(\{ ( - 2.71828,3.14159,1.41421 ) \}\)
• B) \(\{ ( - 4.12755,4.84931 , - 0.01039 ) \}\)
• C) \(\{ ( 1.41421,2.82843,3.46410 ) \}\)
• D) \(\{ ( - 2.01284,2.71182,0.67317 ) \}\)

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