Use a Sum or Difference Identity to Find the Exact $\tan 105 ^ { \circ }$

question 378

Multiple Choice

Use a sum or difference identity to find the exact value.
- $\tan 105 ^ { \circ }$

• A) \(\frac { 2 + \sqrt { 3 } } { 4 }\)
• B) \(2 + \sqrt { 3 }\)
• C) \(\frac { 2 - \sqrt { 3 } } { 4 }\)
• D) \(- 2 - \sqrt { 3 }\)

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Definitions:

Metabolism

The complex of life-sustaining chemical reactions in organisms, involving the processing or conversion of substances.

Metabolic Processes

The chemical reactions that occur within a living organism in order to maintain life, including digestion and the production of energy.

BMR

Basal metabolic rate, which is the rate of energy expenditure per unit time by endothermic animals at rest.

ACTH

Adrenocorticotropic hormone, a hormone produced by the pituitary gland that stimulates the adrenal glands to release cortisol.