Find the Exact Value Of $\operatorname { Sec } \left( \frac { 3 \pi } { 4 } \right)$

question 82

Essay

Find the exact value of $\operatorname { Sec } \left( \frac { 3 \pi } { 4 } \right)$ and $\csc \left( - \frac { 11 \pi } { 4 } \right)$ .

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