Determine All Values of X, (If Any), at Which the Graph

question 146

Multiple Choice

Determine all values of x, (if any) , at which the graph of the function has a horizontal tangent. ​ ​

• A) and
• C) and
• E) The graph has no horizontal tangents.

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Definitions:

Population Size

The total number of individuals or items that make up the population of interest.

Sampling Error

The error that arises from using a sample to estimate a population parameter, due to the sample not perfectly representing the population.

Confidence Desired

The degree of certainty or level of confidence one desires in the results of a statistical analysis, often expressed as a percentage.

Confidence Interval

A range of values, derived from sample statistics, that is believed to contain the true population parameter with a certain probability level.