Question 8
Multiple Choice
Use the definitions (not a calculator) to evaluate the six trigonometric functions of the given angle: −360∘
A) sin(−360∘) =0 , cos(−360∘) =1 , tan(−360∘) =0 , sec(−360∘) =1 , csc(−360∘) is undefined, cot(−360∘) is undefined.
B) sin(−360∘) =0 , cos(−360∘) =1 , tan(−360∘) is undefined, sec(−360∘) is undefined. csc(−360∘) =0 , cot(−360∘) =1 .
C) sin(−360∘) =0 , cos(−360∘) =−1 , tan(−360∘) =0 , sec(−360∘) =−1 , csc(−360∘) is undefined, cot(−360∘) is undefined.
D) sin(−360∘) =1 , cos(−360∘) =1 , tan(−360∘) is undefined, sec(−360∘) is undefined. csc(−360∘) =0 , cot(−360∘) =0 .
E) sin(−360∘) =1 , cos(−360∘) =−1 , tan(−360∘) =1 , sec(−360∘) =−1 , csc(−360∘) is undefined, cot(−360∘) is undefined.
Correct Answer:

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