Use the Discriminant to Determine What Type of Solutions Exist

question 22

Multiple Choice

Use the discriminant to determine what type of solutions exist for the quadratic equation. Do not solve the equation.

• A) nonreal complex numbers, complex conjugates
• B) rational, unequal
• C) irrational, unequal
• D) rational, equal
• E) irrational, equal

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Definitions:

Deadweight Loss

An economic inefficiency that arises when the balance for a product or service is either not attained or cannot be attained.

Consumer Surplus

The differential between the overall amount consumers are willing and financially prepared to spend on a good or service, and what they end up spending.

Producer Surplus

The difference between what producers are willing to accept for a good versus what they actually receive, essentially the extra benefit to producers from selling at the market price.

Deadweight Loss

A loss of economic efficiency that occurs when the equilibrium for a good or a service is not achieved or is unobtainable.