Use the Appropriate Identity to Find the Indicated Function Value $\cos \theta$

question 142

Multiple Choice

Use the appropriate identity to find the indicated function value. Rationalize the denominator, if applicable. If the given
value is a decimal, round your answer to three decimal places.
- $\cos \theta$ , given that $\sec \theta = - 4$

• A) \(\frac { 1 } { 4 }\)
• B) \(\frac { 1 } { 3 }\)
• C) \(- \frac { 1 } { 4 }\)
• D) \(- \frac { 1 } { 3 }\)

Comprehend cell specialization and the biological similarity across species due to common ancestry.

Understand the critical aspects of common ancestry and biological evolution.

Grasp the concept of photosynthesis and its evolutionary impact on Earth's organisms.

Appreciate the role of evolution in the diversity and adaptation of organisms.

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Definitions:

Price

The amount of money required to purchase a good or service, determined by various market and economic factors.

Scarce Resources

Essential inputs that are available in limited quantities for the production of goods and services, leading to the problem of allocation.

Law of Demand

Economic principle stating that, ceteris paribus, as the price of a good or service increases, consumer demand for the good or service will decrease, and vice versa.

Unlimited Wants

The economic concept that human desires and needs are endless and vary in nature, leading to constant demand for goods and services.