Fill in the Blank Using Elementary Row Operations to Form

question 97

Multiple Choice

Fill in the blank using elementary row operations to form a row-equivalent matrix.
$$\begin{array} { l } { \left[ \begin{array} { c c c } 2 & - 1 & - 9 \\8 & - 6 & 4\end{array} \right] } \\{ \left[ \begin{array} { c c c } 2 & - 1 & - 9 \\0 & \square & 40\end{array} \right] }\end{array}$$

• A) \(\left[ \begin{array} { r r r } 2 & - 1 & - 9 \\ 0 & - 2 & 40 \end{array} \right]\)
• B) \(\left[ \begin{array} { c c c } 2 & - 1 & - 9 \\ 0 & 0 & 40 \end{array} \right]\)
• C) \(\left[ \begin{array} { c c c } 2 & - 1 & - 9 \\ 0 & - 10 & 40 \end{array} \right]\)
• D) \(\left[ \begin{array} { c c c } 2 & - 1 & - 9 \\ 0 & - 1 & 40 \end{array} \right]\)
• E) \(\left[ \begin{array} { c c c } 2 & - 1 & - 9 \\ 0 & 2 & 40 \end{array} \right]\)

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Definitions:

Risk

Exposure to the chance of loss or damage, often evaluated in financial terms for its potential impact on investment returns.

Sensitivity Analysis

A technique used to determine how different values of an independent variable will impact a particular dependent variable under a given set of assumptions.

Capital Budgeting

The process a business undergoes to evaluate potential major projects or investments.

Net Present Value

A financial metric that calculates the difference between the present value of cash inflows and the present value of cash outflows over a period of time.