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Use the Definitions (Not a Calculator) to Evaluate the Six 900∘900 ^ { \circ }

Question 9

Multiple Choice

Use the definitions (not a calculator) to evaluate the six trigonometric functions of the angle. 900∘900 ^ { \circ }


A) sin⁡(900∘) =1tan⁡(900∘) =0csc⁡(900∘) =−1cos⁡(900∘) =0cot⁡(900∘)  is undefined sec⁡(900∘)  is undefined \begin{array} { l l l } \sin \left( 900 ^ { \circ } \right) = 1 & \tan \left( 900 ^ { \circ } \right) = 0 & \csc \left( 900 ^ { \circ } \right) = - 1 \\\cos \left( 900 ^ { \circ } \right) = 0 & \cot \left( 900 ^ { \circ } \right) \text { is undefined } & \sec \left( 900 ^ { \circ } \right) \text { is undefined }\end{array}
B) sin⁡(900∘) =−1tan⁡(900∘) =0csc⁡(900∘) =−1cos⁡(900∘) =0cot⁡(900∘)  is undefined sec⁡(900∘)  is undefined \begin{array} { l l l } \sin \left( 900 ^ { \circ } \right) = - 1 & \tan \left( 900 ^ { \circ } \right) = 0 & \csc \left( 900 ^ { \circ } \right) = - 1 \\\cos \left( 900 ^ { \circ } \right) = 0 & \cot \left( 900 ^ { \circ } \right) \text { is undefined } & \sec \left( 900 ^ { \circ } \right) \text { is undefined }\end{array}
C) sin⁡(900∘) =0tan⁡(900∘) =0csc⁡(900∘) =0cos⁡(900∘) =−1cot⁡(900∘) =−1sec⁡(900∘) =−1\begin{array} { l l l } \sin \left( 900 ^ { \circ } \right) = 0 & \tan \left( 900 ^ { \circ } \right) = 0 & \csc \left( 900 ^ { \circ } \right) = 0 \\\cos \left( 900 ^ { \circ } \right) = - 1 & \cot \left( 900 ^ { \circ } \right) = - 1 & \sec \left( 900 ^ { \circ } \right) = - 1\end{array}
D) sin⁡(900∘) =0tan⁡(900∘) =0csc⁡(900∘)  is undefined cos⁡(900∘) =−1cot⁡(900∘)  is undefined sec⁡(900∘) =−1\begin{array} { l l l } \sin \left( 900 ^ { \circ } \right) = 0 & \tan \left( 900 ^ { \circ } \right) = 0 & \csc \left( 900 ^ { \circ } \right) \text { is undefined } \\\cos \left( 900 ^ { \circ } \right) = - 1 & \cot \left( 900 ^ { \circ } \right) \text { is undefined } & \sec \left( 900 ^ { \circ } \right) = - 1\end{array}
E) sin⁡(900∘) =−1tan⁡(900∘)  is undefined csc⁡(900∘) =−1cos⁡(900∘) =0cot⁡(900∘) =0sec⁡(900∘)  is undefined \begin{array} { l l l } \sin \left( 900 ^ { \circ } \right) = - 1 & \tan \left( 900 ^ { \circ } \right) \text { is undefined } & \csc \left( 900 ^ { \circ } \right) = - 1 \\\cos \left( 900 ^ { \circ } \right) = 0 & \cot \left( 900 ^ { \circ } \right) = 0 & \sec \left( 900 ^ { \circ } \right) \text { is undefined }\end{array}

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