Use a Calculator to Give the Real Number Value $$y = \sin ^ { - 1 } ( 0.6561 )$$

question 395

Multiple Choice

Use a calculator to give the real number value. Round the answer to 7 decimal places.
- $$y = \sin ^ { - 1 } ( 0.6561 )$$

• A) \(0.7156393\)
• B) \(0.5806515\)
• C) \(0.6809524\)
• D) \(- 0.7158730\)

---

Definitions:

Postsynaptic Neuron

The neuron that receives a signal (neurotransmitters) from another neuron at a synapse, following the presynaptic neuron.

Stimulant Drug

Substances that increase activity in the central nervous system, resulting in increased alertness and energy.

Parasympathetic

Part of the autonomic nervous system responsible for rest and digestion, counterbalancing the sympathetic system.

Sympathetic

Relating to the sympathy, characterized by feelings of compassion or commiseration towards others.