Use a Graphing Utility to Find the Inverse of the Matrix

question 88

Multiple Choice

Use a graphing utility to find the inverse of the matrix, if it exists. Round answers to two decimal places, if necessary.
- $$\left\{ \begin{array} { r } 2 x + 4 y - 5 z = - 8 \\x + 5 y + 2 z = - 1 \\3 x + 3 y + 3 z = 15\end{array} \right.$$

• A) \(x = 5 , y = - 2 , z = 2\)
• B) \(x = - 5 , y = - 2 , z = - 2\)
• C) \(x = 2 , y = 5 , z = 2\)
• D) \(x = 5 , y = 2 , z = - 2\)

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