Use Periodic Properties of the Trigonometric Functions to Find the Exact

question 316

Multiple Choice

Use periodic properties of the trigonometric functions to find the exact value of the expression.
- $\cos \frac { 16 \pi } { 3 }$

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

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