Solve the Equation by Completing the Square $$x ^ { 2 } + x + 4 = 0$$

question 255

Multiple Choice

Solve the equation by completing the square.
- $$x ^ { 2 } + x + 4 = 0$$

• A) \(\left\{ \frac { - 1 \pm i \sqrt { 15 } } { 2 } \right\}\)
• B) \(\left\{ \frac { 1 \pm i \sqrt { 15 } } { 2 } \right\}\)
• C) \(\left\{ \frac { 1 \pm \sqrt { 15 } } { 2 } \right\}\)
• D) \(\left\{ \frac { - 1 \pm \sqrt { 15 } } { 2 } \right\}\)

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Definitions:

Cost of Capital

The return a company needs to earn on its investment projects to maintain its value and attract funds.

Financial Decision Makers

Individuals or groups responsible for making investment, financing, and dividend decisions within a company.

Capital Budgeting

The process used by companies to evaluate and prioritize investments in long-term assets based on their potential to generate profit.

Cost of Capital

The rate of return a company must pay to its creditors and shareholders for the use of their capital.