Which Graphs Below Represent Functions of X

question 76

Essay

Which graphs below represent functions of x?
(a)
(b)
(c)

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Definitions:

Sales Tax

A tax levied by a government on the sale of goods and services, typically calculated as a percentage of the selling price.

Excise Taxes

Taxes imposed on specific goods, services, or activities, often used to discourage consumption of certain items or to raise revenue for targeted purposes.

Consumption Taxes

Taxes imposed on spending on goods and services, such as sales tax or Value Added Tax (VAT).

Average Tax Rate

The percentage of gross income that goes towards tax payments, determined by dividing the sum of taxes paid by the gross income.