Solve the Equation by Completing the Square $$\mathrm { p } ^ { 2 } + 3 \mathrm { p } - 9 = 0$$

question 227

Multiple Choice

Solve the equation by completing the square.
- $$\mathrm { p } ^ { 2 } + 3 \mathrm { p } - 9 = 0$$

• A) \(\frac { - 3 \pm 3 \sqrt { 5 } } { 2 }\)
• B) \(- 3 \pm 3 \sqrt { 5 }\)
• C) \(\frac { - 3 - 3 \sqrt { 5 } } { 2 }\)
• D) \(\frac { 3 + 3 \sqrt { 5 } } { 2 }\)

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Definitions:

Average Squared Difference

A statistical measure calculated by averaging the squares of differences from a mean, often used in variance calculations.

Actual Return

The real profit or loss generated on an investment over a specified period, taking into account both capital gains and income received from the investment.

Market Prices

Refers to the current price at which an asset or service can be bought or sold in a marketplace.

Efficiency

The ability to accomplish a job with a minimum expenditure of time and resources.