Find the Exact Value of the Expression If θ = $g ( \theta ) = \cos \theta \quad$

question 259

Multiple Choice

Find the exact value of the expression if θ = 30°. Do not use a calculator.
- $g ( \theta ) = \cos \theta \quad$ Find $g ( 2 \theta )$ .

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

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Definitions:

Mass Extinction

A relatively rapid and widespread decrease in the biodiversity on Earth, marked by the significant loss of species in a short period of geological time.

Adaptive Radiation

The process by which organisms diversify rapidly into a multitude of new forms, particularly when a change in the environment makes new resources available or opens new environmental niches.

Variation

The occurrence of differences among individuals within a population or species, resulting from genetic differences, environmental factors, or a combination of both.

Closely Related

Having a strong connection or similarity to something, often used to describe familial or genetic links.