Use the Fundamental Identities to Find the Value of the Trigonometric

question 5

Multiple Choice

Use the fundamental identities to find the value of the trigonometric function.
- $\sin \theta$ , if $\cos \theta = \frac { 2 } { 3 }$ and $\theta$ is in quadrant IV.

• A) \(- \frac { \sqrt { 5 } } { 3 }\)
• B) \(\frac { 5 } { 4 }\)
• C) \(- \frac { 3 } { 2 }\)
• D) \(\frac { 3 \sqrt { 7 } } { 7 }\)

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Definitions:

Sensory Memory

A memory store thought to hold on to incoming sensory information for very brief periods. A different sensory memory store is hypothesized for each sensory system.

Information Repository

A centralized place where data is stored and managed, making it accessible for retrieval and use for various purposes.

Short-Term Memory

Short-term memory refers to the capacity for holding a small amount of information in an active, readily available state for a short period of time.

Consciousness

The state of being aware of and able to think about one's own existence, sensations, thoughts, surroundings, etc.