Replace the Cartesian Equation with an Equivalent Polar Equation $2 r ^ { 2 } \sin \theta \cos \theta = 1$

question 71

Multiple Choice

Replace the Cartesian equation with an equivalent polar equation.
-xy = 1

• A) \(2 r ^ { 2 } \sin \theta \cos \theta = 1\)
• B) \(r ^ { 2 } \sin 2 \theta = 2\)
• C) \(r \sin 2 \theta = 2\)
• D) \(2 r \sin \theta \cos \theta = 1\)

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Definitions:

Net Welfare Loss

The decrease in total societal wellbeing and efficiency due to factors such as market failure or government intervention.

Tariff

A levy placed by a government on goods that are brought into or sent out of a country.

Consumer Surplus

Consumer surplus is the difference between the total amount that consumers are willing and able to pay for a good or service and the total amount they actually pay.

Specific Tariff

A type of tax levied on imports that is based on a specific amount of money per unit of the good imported, rather than on its value.