Find the Exact Value of the Expression $\sin 15 ^ { \circ }$

question 316

Multiple Choice

Find the exact value of the expression.
- $\sin 15 ^ { \circ }$

• A) \(- \frac { \sqrt { 2 } ( \sqrt { 3 } - 1 ) } { 4 }\)
• B) \(\frac { \sqrt { 2 } ( \sqrt { 3 } + 1 ) } { 4 }\)
• C) \(\frac { \sqrt { 2 } ( \sqrt { 3 } - 1 ) } { 4 }\)
• D) \(- \frac { \sqrt { 2 } ( \sqrt { 3 } + 1 ) } { 4 }\)

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Definitions:

Neurilemma

The outermost layer of a nerve fiber, crucial for the regeneration of peripheral nerve fibers and also known as the Schwann cell sheath.

Myelinated Pathway

Neural pathways composed of axons that are coated with myelin, which speeds up the transmission of nerve impulses.

Synaptic Vesicles

Membrane-bound sacs in neurons that store neurotransmitters which are released during synaptic transmission.

Synaptic Knob

The terminal button of a neuron that contains neurotransmitters and is involved in the transmission of signals to another neuron.