Find the Exact Value of the Expression $\tan ^ { - 1 } ( 1 )$

question 96

Multiple Choice

Find the exact value of the expression.
- $\tan ^ { - 1 } ( 1 )$

• A) \(\frac { \pi } { 4 }\)
• B) \(\frac { 5 \pi } { 4 }\)
• C) \(\frac { 3 \pi } { 4 }\)
• D) \(\frac { 7 \pi } { 4 }\)

---

Definitions:

Flu Vaccine

A vaccine designed to protect against the influenza virus, aiming to reduce the incidence of flu and its associated complications.

Underestimates

Errors or judgments that result in a lower estimation of quantity, value, or importance than is actually the case.

External Cost

A cost that is not borne by the parties involved in a transaction but rather by third parties or society at large, such as pollution.

Computer Programmers

Professionals who write, test, and maintain the code that allows computer applications and software programs to function properly.