Solve the Equation by Completing the Square $$x ^ { 2 } + 14 x + 30 = 0$$

question 98

Multiple Choice

Solve the equation by completing the square.
- $$x ^ { 2 } + 14 x + 30 = 0$$

• A) \[- 7 \pm \sqrt { 19 }\]
• B) \[7 \pm \sqrt { 30 }\]
• C) \[7 + \sqrt { 19 }\]
• D) \[- 14 + \sqrt { 30 }\]

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Definitions:

Compounded Monthly

The practice of adding interest to the principal sum of a loan or deposit, with this process occurring every month.

Quarterly Compounding

The process of generating earnings on an investment's reinvested earnings four times a year.

Annual Rate of Increase

The percentage by which a specific variable, such as salary or investment, grows each year.

Annual Compounding

Determining annual interest by taking into account both the initial amount invested and the interest it has generated in the past.