Find the Exact Value of the Expression $\sec 1215 ^ { \circ }$

question 13

Multiple Choice

Find the exact value of the expression.
- $\sec 1215 ^ { \circ }$

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