For the Following Relation, Give the Domain and Range and Indicate

question 37

Multiple Choice

For the following relation, give the domain and range and indicate whether it is a function. {(4, - 5) , (- 1, 7) , (4, 2) }

• A) Domain = {5, - 1}; Range = {- 1, 7, 2}; a function
• B) Domain = {- 1, 7, 2}; Range = {5, - 1}; not a function
• C) Domain = {4, - 1}; Range = {- 5, 7, 2}; a function
• D) Domain = {4, - 1}; Range = {- 5, 7, 2}; not a function
• E) Domain = {- 5, 7, 2}; Range = {4, - 1}; a function

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Definitions:

Indexed Equity Mutual Fund

An equity mutual fund that holds a portfolio of stocks that matches their share (or weight) in a broad stock market index such as the S&P 500. The overhead of these funds is usually quite low because their expenses on stock trading and research are low.

Managed Equity Fund

An investment fund in which a manager or management team makes decisions about how to allocate assets in a portfolio of equities.

Operating Costs

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Random Walk Theory

The theory that current stock prices already reflect known information about the future. Therefore, the future movement of stock prices will be determined by surprise occurrences. This will cause them to change in a random fashion.