Use a Calculator to Find the Value of the Expression $$\cos ^ { - 1 } \left( - \frac { \sqrt { 3 } } { 3 } \right)$$

question 251

Multiple Choice

Use a calculator to find the value of the expression rounded to two decimal places.
- $$\cos ^ { - 1 } \left( - \frac { \sqrt { 3 } } { 3 } \right)$$

• A) \(- 0.62\)
• B) \(125.26\)
• C) \(2.19\)
• D) \(- 35.26\)

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Definitions:

Number

A mathematical object used to count, measure, and label.

Categorical Syllogism

A form of deductive reasoning consisting of three propositions that are categorical in nature, presenting a relationship between a subject and a predicate.

Minor Term

in syllogistic logic, the term that appears in both the conclusion and one premise of a syllogism, but not the major premise.

Major Premise

The first premise in a syllogism, typically a general statement or proposition that asserts a universal truth or principle.