Solve by Completing the Square $$y ^ { 2 } = - 3 y + 9$$

question 46

Multiple Choice

Solve by completing the square.
- $$y ^ { 2 } = - 3 y + 9$$

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

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Definition

the act of describing the meaning of a word or phrase, often to clarify its significance in a particular context.

Heritability Ratio

A statistical estimate of the proportion of observed variation in a particular trait (like height or intelligence) within a population that can be attributed to inherited genetic factors.

Genetic Differences

Variations in the DNA sequences among individuals that contribute to biological diversity within a species.

Variance

A statistical measure of the dispersion of data points in a data set, indicating how far each data point is from the mean.