Solve the Matrix Equation A) $x = 2 , y = - 1 , z = 4$

question 7

Multiple Choice

Solve the matrix equation.
- $\left[ \begin{array} { r r r } 2 & 8 & 6 \\ 4 & 2 & - 2 \\ 3 & - 1 & 1 \end{array} \right] \left[ \begin{array} { l } x \\ y \\ z \end{array} \right] = \left[ \begin{array} { l } 20 \\ - 2 \\ 11 \end{array} \right]$

• A) \(x = 2 , y = - 1 , z = 4\)
• B) \(x = 2 , y = 1 , z = 6\)
• C) \(x = - 1 , y = 6 , z = 1\)
• D) \(x = - 1 , y = 2 , z = 1\)

---

Definitions:

General Duty

An obligation imposed on individuals or entities to adhere to a standard of reasonable care while performing any acts that could foreseeably harm others.

Accuracy

The degree to which the result of a measurement, calculation, or specification conforms to the correct value or a standard.

Professionals

Individuals with specialized skills or knowledge in a particular field, often requiring formal education or training.

Qualified Opinion

An auditor's opinion that a company's financial statements are accurate but with certain reservations or exceptions noted by the auditor.