Give the Exact Value of the Expression $$\arccos \left( \cos \frac { \pi } { 2 } \right)$$

question 159

Multiple Choice

Give the exact value of the expression.
- $$\arccos \left( \cos \frac { \pi } { 2 } \right)$$

• A) \(\frac { \pi } { 2 }\)
• B) \(\pi\)
• C) \(\frac { \pi } { 3 }\)
• D) 0

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