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

question 13

Multiple Choice

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

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

---

Definitions:

Attribute

A quality or characteristic given to a person, group, or some other thing.

University's Database

A structured collection of data or information that pertains to the operations, students, faculty, and resources of a university.

Instance

A specific realization or example of an abstract concept, such as an occurrence of a class in programming or a particular event.

Relational Table

A structured format to store data in rows and columns, allowing for the relationship between different types of data.