Solve the Equation by Completing the Square $$x ^ { 2 } + x + 1 = 0$$

question 96

Multiple Choice

Solve the equation by completing the square.
- $$x ^ { 2 } + x + 1 = 0$$

• A) \(\left\{ \frac { - 1 \pm i \sqrt { 3 } } { 2 } \right\}\)
• B) \(\left\{ \frac { - 1 \pm \sqrt { 3 } } { 2 } \right\}\)
• C) \(\left\{ \frac { 1 \pm \sqrt { 3 } } { 2 } \right\}\)
• D) \(\left\{ \frac { 1 \pm \mathrm { i } \sqrt { 3 } } { 2 } \right\}\)

Understand how to calculate and analyze gross margin.

Understand how to calculate and analyze net operating income.

Comprehend the distinction between product costs and period costs.

Understand the concept of opportunity cost in decision-making.

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