Approximate $\tan ^ { - 1 } ( 3 )$ Round Your Answer to Four Decimal Places

question 23

Multiple Choice

Approximate $\tan ^ { - 1 } ( 3 )$ . Round your answer to four decimal places.

• A) \(1.2490\)
• B) \(0.3463\)
• C) \(- 0.1425\)
• D) \(0.8006\)
• E) \(- 7.0153\)

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Definitions:

Potassium Ions

Charged particles of potassium, essential for various physiological processes including nerve transmission and muscle contraction.

Motor Neurons

Nerve cells forming part of the nervous system that are responsible for controlling the movements of muscles.

Neuroblasts

Immature nerve cells that have the potential to differentiate into various types of neurons during the development of the nervous system.

Glia

Specialized cells in the nervous system that support, protect, and nourish neurons, playing a crucial role in brain function.