Find the Exact Value of the Expression $$\cos ^ { - 1 } \frac { \sqrt { 2 } } { 2 }$$

question 330

Multiple Choice

Find the exact value of the expression.
- $$\cos ^ { - 1 } \frac { \sqrt { 2 } } { 2 }$$

• A) \(\frac { \pi } { 4 }\)
• B) \(\frac { 7 \pi } { 4 }\)
• C) \(\frac { \pi } { 6 }\)
• D) \(\frac { 11 \pi } { 6 }\)

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