Find the Exact Value of the Real Number Y $$y = \csc ^ { - 1 } ( - 1 )$$

question 177

Multiple Choice

Find the exact value of the real number y.
- $$y = \csc ^ { - 1 } ( - 1 )$$

• A) \(2 \pi\)
• B) \(\frac { \pi } { 4 }\)
• C) \(\pi\)
• D) \(- \frac { \pi } { 2 }\)

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