Use a Calculator to Find the Value of the Expression $\sin ^ { - 1 } \left( \frac { \sqrt { 5 } } { 5 } \right)$

question 167

Multiple Choice

Use a calculator to find the value of the expression rounded to two decimal places.
- $\sin ^ { - 1 } \left( \frac { \sqrt { 5 } } { 5 } \right)$

• A) 63.44
• B) 1.11
• C) 26.57
• D) 0.46

---

Definitions:

Lower Cost

A reduction in expenses, leading to an increase in efficiency or profitability.

Google Search Ratings

An evaluation system used by Google to assess the quality and relevance of websites and their content for users conducting online searches.

Google Ads

An online advertising platform developed by Google, where advertisers bid to display brief advertisements, service offerings, or product listings.

Marketing Mix

A combination of factors controlled by a company to influence consumers to purchase its products, commonly referred to as the 4Ps: Product, Price, Place, and Promotion.