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

question 171

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) \(0.46\)

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Definitions:

Element

A pure chemical substance consisting of one type of atom, distinguished by its atomic number.

Electrolytes

Minerals in the body that have an electric charge, such as sodium, potassium, calcium, and magnesium, and are vital for numerous bodily functions including fluid balance and nerve transmission.

Water

Water is a transparent, tasteless, odorless, and nearly colorless chemical substance that is the main constituent of Earth's streams, lakes, and oceans, and the fluids of most living organisms.

Ions

Ions are atoms or molecules with a net electric charge due to the loss or gain of one or more electrons.