Use Matrices to Solve the System of Equations $\left\{ \begin{array} { l } 2 x + y - 3 z = - 10 \\3 x - y + 2 z = - 3 \\- 2 x - y - z = - 2\end{array} \right.$

question 64

Essay

Use matrices to solve the system of equations. If the equations of the system are dependent, or if the system is inconsistent, so indicate. $\left\{ \begin{array} { l } 2 x + y - 3 z = - 10 \\3 x - y + 2 z = - 3 \\- 2 x - y - z = - 2\end{array} \right.$

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Definitions:

Expected Dividend

The dividend payment a shareholder anticipates receiving, based on the company's past dividend history or announcements.

Weighted Average Cost of Capital (WACC)

A calculation of a firm's cost of capital where each category of capital is proportionately weighted, used to assess the average rate a company is expected to pay to its security holders.

Cost of Equity

The return a company requires to decide if an investment meets capital return requirements, often estimated using the Capital Asset Pricing Model (CAPM).

Pre-Tax Cost of Debt

The rate of return that a company pays on its debt, before taking into account tax deductions.