Express the Set in Interval Notation $( - \infty , - 9 )$

question 63

Multiple Choice

Express the set in interval notation.
-

• A) \(( - \infty , - 9 )\)
• B) \([ - 9 , - 7 ]\)
• C) \(( - 9 , \infty )\)
• D) \(( - 9 , - 7 ]\)

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Definitions:

Supplies

Items used in the operation of a business, not directly tied to the product being sold but necessary for its production or administration.

Flexible Budget

A budget that adjusts or varies with changes in the volume of activity, revenue, or other factors influencing budgetary needs.

Refurbishment

The process of cleaning, decorating, and re-equipping to make something look new or to bring it back to excellent condition.

Budgeting

The process of creating a plan to spend your resources, outlining an organization's financial and operational goals.