Give the Domain and Range of the Relation

question 144

Multiple Choice

Give the domain and range of the relation.
-{(6, 7) , (10, -8) , (9, 6) , (9, 2) }

• A)domain = {9, 6, 10}; range = {6, 7, -8, 2}
• B)domain = {9, 6, 10, -9}; range = {6, 7, -8, 2}
• C)domain = {9, 6, 10, 19}; range = {6, 7, -8, 2}
• D)domain = {6, 7, -8, 2}; range = {9, 6, 10}

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Definitions:

Markup Percentage

A measure of how much the price of a product or service is increased over its cost to the seller, expressed as a percentage of the cost.

Variable Product Cost

Expenses that fluctuate in direct proportion to the amount of output produced, including direct labor and raw materials.

Fixed Costs

Expenses that do not change with the level of production or sales, including rent, salaries, and insurance, providing contrast to variable costs.

Operating Income

Earnings before interest and taxes (EBIT), calculated as gross income minus operating expenses, excluding non-operating income and expenses.