Use the Cofunction Identities to Evaluate the Expression Without Using $\tan ^ { 2 } 71 + \cot ^ { 2 } 18 - \sec ^ { 2 } 72 - \csc ^ { 2 } 19$

question 13

Multiple Choice

Use the cofunction identities to evaluate the expression without using a calculator. $\tan ^ { 2 } 71 + \cot ^ { 2 } 18 - \sec ^ { 2 } 72 - \csc ^ { 2 } 19$

• A) \(- 1\)
• B) 3
• C) 1
• D) \(- 2\)
• E) 2

---

Definitions:

Individualism

A philosophy that supports the preference of individual decision-making freedom over regulation by collective bodies or state governance.

Collectivism

A cultural value that emphasizes the priority of group goals over individual goals and the importance of cohesion within social groups.

Freudianism

A theoretical framework based on the ideas of Sigmund Freud, emphasizing unconscious processes and childhood experiences in shaping behavior and personality.

Cultural Products

Items or artifacts that are produced within and are representative of a particular culture, including art, literature, music, and traditions.