Solve the Equation and Express the Solution in Exact Form $\log _ { 4 } ( x + 1 ) + \log _ { 4 } ( x - 1 ) = 2$

question 471

Multiple Choice

Solve the equation and express the solution in exact form.
- $\log _ { 4 } ( x + 1 ) + \log _ { 4 } ( x - 1 ) = 2$

• A) \(\left\{ \frac { 3 } { 2 } \right\}\)
• B) \(\{ 17 \}\)
• C) \(\{ \sqrt { 17 } \}\)
• D) \(\{ 8 \}\)

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Definitions:

Outlier

An observation in a data set that is distant from other observations, potentially indicating a variance issue, measurement error, or novel discovery.

Box and Whisker Plot

A graphical representation of data that shows the distribution of data points based on a five-number summary: minimum, first quartile, median, third quartile, and maximum.

Five-number Summary

A statistical summary that includes the minimum, the first quartile, the median, the third quartile, and the maximum of a data set.

Z-scores

Standardized scores that indicate the number of standard deviations an element is from the mean of its distribution.