Find the Exact Value by Using a Half-Angle Identity $\tan 345 ^ { \circ }$

question 8

Multiple Choice

Find the exact value by using a half-angle identity.
- $\tan 345 ^ { \circ }$

• A) \(\sqrt { 3 } - 2\)
• B) \(- \sqrt { 3 } + 2\)
• C) \(\sqrt { 3 } + 2\)
• D) \(- \sqrt { 3 } - 2\)

---

Definitions:

F Statistic

A ratio used in statistical analysis to determine the significance of groups of variables in a regression or ANOVA framework.

Null Hypothesis

The default position that there is no relationship between two measured phenomena or no association among groups.

Alternative Hypothesis

In hypothesis testing, the hypothesis that contradicts the null hypothesis, usually suggesting that a new theory or intervention has an effect.

P-value

A statistical measure that indicates the probability of the observed data, or more extreme, assuming that the null hypothesis is true.