Which One of the Following Equations Defines Y as a Function

question 103

Multiple Choice

Which one of the following equations defines y as a function of x ?

• A) \(y = | x - 7 |\)
• B) \(x = | y |\)
• C) \(y ^ { 2 } = 6 x - 7\)
• D) \(x ^ { 2 } + y ^ { 2 } = 6\)

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Definitions:

Ad Valorem Tariffs

A type of tariff calculated as a percentage of the value of the imported goods, as opposed to a fixed fee per unit.

Specific Tariffs

Taxes imposed on imported goods at a specific rate per unit, such as per ton or per item, instead of a percentage of value.

Tariff

A tax imposed on imported goods to protect domestic industries or to generate revenue.

Imports

Goods and services bought by residents of a country from other countries.