8 determine the exact value of each trigonometric function without usi
Search for question
Question
8. Determine the exact value of each trigonometric function without using a calculator or state that it is undefined. \text { a) } \sec \frac{-2 \pi}{3} \text { b) }
\sin \frac{5 \pi}{4} \text { c) } \tan \frac{\pi}{6}