Tell Which Set or Sets the Number Belongs To: Natural $- \sqrt { 22 }$

question 278

Multiple Choice

Tell which set or sets the number belongs to: natural numbers, whole numbers, integers, rational numbers, irrational
numbers, and real numbers.
- $- \sqrt { 22 }$

• A) rational, real
• B) irrational, real
• C) integer, real
• D) whole, real

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Definitions:

Fixed Costs

Expenses that do not fluctuate with changes in production level or sales volume, such as rent or salaries.

Per Unit

A measure or cost expressed as an amount per individual item or unit.

Variable

A quantity that can change or vary, often used in mathematics and statistical analysis as well as in economic models to represent changing economic indicators.

Fixed Cost

Costs that do not vary with the level of production or sales over a certain range, such as rent, salaries, and insurance.