Evaluate the Trigonometric Function Using Its Period as an Aid $\sin \left( \frac { 11 \pi } { 6 } \right)$

question 25

Multiple Choice

Evaluate the trigonometric function using its period as an aid.​ $\sin \left( \frac { 11 \pi } { 6 } \right)$ ​

• A) \(\sin \left( \frac { 11 \pi } { 6 } \right) = - \frac { 1 } { 2 }\)
• B) \(\sin \left( \frac { 11 \pi } { 6 } \right) = \frac { \sqrt { 2 } } { 2 }\)
• C) \(\sin \left( \frac { 11 \pi } { 6 } \right) = \infty\)
• D) \(\sin \left( \frac { 11 \pi } { 6 } \right) = \frac { 1 } { 2 }\)
• E) \(\sin \left( \frac { 11 \pi } { 6 } \right) = - \frac { \sqrt { 2 } } { 2 }\)

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Definitions:

Interest Rate Fluctuations

Variations in the interest rates over time, affecting borrowing costs and investment returns.

Inflation Uncertainty

The unpredictability regarding the rate at which the general level of prices for goods and services is rising, and subsequently, how purchasing power is being eroded.

Expected Return

The mean of the probability distribution of possible returns for a security or portfolio over a specified period.