Without Using a Calculator, Give the Exact Trigonometric Function Value $\tan 45 ^ { \circ }$

question 294

Multiple Choice

Without using a calculator, give the exact trigonometric function value with rational denominator.
- $\tan 45 ^ { \circ }$

• A) \(\frac { 2 \sqrt { 3 } } { 3 }\)
• B) 1
• C) \(\frac { 1 } { 2 }\)
• D) \(\sqrt { 2 }\)

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Definitions:

Confidence Interval

A confidence interval is a range of values, derived from sample statistics, that is likely to contain the value of an unknown population parameter.

Sample Size

The number of observations or data points used in a statistical analysis.

Confidence Interval

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

Population Mean

The average of all the individuals or items in a population, calculated as the sum divided by the total number in the population.