Rationalize the Denominator

question 225

Multiple Choice

Rationalize the denominator. Assume that no radicands were formed by raising negative numbers to even powers.
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Definitions:

Normally Distributed

A balanced distribution of probability about the mean, showing a higher occurrence rate for data near the mean compared to data far away.

Standard Normal Distribution

A probability distribution that has a mean of zero and a standard deviation of one, used in hypothesis testing and other statistical analyses.

Z Scores

Scores that are normalized to show the number of standard deviations a data point is away from the distribution's average.

Standardized Scores

Ratings adjusted to a unified scale featuring a mean of zero and a variance of one.