Solve the Equation by Completing the Square $$x ^ { 2 } + 4 x + 40 = 0$$

question 111

Multiple Choice

Solve the equation by completing the square.
- $$x ^ { 2 } + 4 x + 40 = 0$$

• A) \(\{ - 2 \pm 6 i \}\)
• B) \(\{ - 2 \pm 36 \mathrm { i } \}\)
• C) \(\{ - 2 + 6 i \}\)
• D) \(\{ 4 , - 8 \}\)

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Definitions:

Compounded Annually

Calculating interest on both the initial principal and the accumulated interest from previous periods on an annual basis.

Future Value

A specified future date's value of an asset or cash, which is equivalent to a certain amount of money today.

Model Airplanes

Miniature replicas of airplanes designed either for collecting or as a hobby to assemble, often used in the context of model building or flying.