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:

DuPont Formula

A formula that breaks down Return on Equity into three components: operating efficiency, asset use efficiency, and financial leverage.

Profit Margin

A financial ratio indicating the percentage of revenue that exceeds the costs of goods sold, reflecting the efficiency of a company in generating profit.

Invested Assets

Resources such as securities and properties that an individual or company has allocated funds towards with the expectation of generating income or profit.

Minimum Return

Minimum return refers to the lowest acceptable profit or benefit that an investor expects to achieve from an investment, considering the associated risks and opportunity costs.