Perform the Indicated Operation $( 18 - 6 i ) ( 3 + i )$

question 109

Multiple Choice

Perform the indicated operation. Write the result in the form a + bi.
- $( 18 - 6 i ) ( 3 + i )$

• A) 48
• B) \(60 - 36 i\)
• C) \(60 - 18 \mathrm { i }\)
• D) 60

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Definitions:

Normal Distributions

A bell-shaped distribution that is symmetric about the mean, indicating that data near the mean are more frequent in occurrence than data far from the mean.

Standard Deviation

A measure of the dispersion or variability within a set of data points, representing how spread out the values are from the mean.

Z-Score

Scores for the standard normal distribution measured in standard deviation units.

Standard Normal Distribution

The standard normal distribution is a special case of the normal distribution with a mean of zero and a standard deviation of one, used in z-tests.