Solve the Matrix Equation A) $x = - 2 , y = 3 , z = 5$

question 165

Multiple Choice

Solve the matrix equation.
- $$\left[ \begin{array} { c c c } 1 & - 2 & 3 \\4 & 1 & - 1 \\2 & - 1 & 3\end{array} \right] \left[ \begin{array} { l } \mathrm { x } \\\mathrm { y } \\\mathrm { z }\end{array} \right] = \left[ \begin{array} { r } 11 \\4 \\10\end{array} \right]$$

• A) \(x = - 2 , y = 3 , z = 5\)
• B) \(x = 2 , y = 3 , z = 5\)
• C) \(x = 2 , y = - 3 , z = 1\)
• D) \(x = - 2 , y = - 3 , z = 1\)

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Definitions:

Market Risk Premium

The additional yield investors anticipate from maintaining a portfolio with inherent market risk rather than opting for assets free of risk.

Required Rate of Return

The minimum annual percentage return investors expect or demand from an investment, considering the risk involved.

Risk Averse

A description of an investor or investment philosophy that prioritizes the minimization of risk over potential returns.

Risk-free Rate

The theoretical rate of return on an investment with no risk of financial loss, typically represented by government bonds.