Evaluate the Trigonometric Function Using Its Period as an Aid $$\sin \left( \frac { 13 \pi } { 3 } \right)$$

question 47

Multiple Choice

Evaluate the trigonometric function using its period as an aid.
$$\sin \left( \frac { 13 \pi } { 3 } \right)$$

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

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