Find the Domain and Range of the Relation $\{ - 20 , - 10,0,10,15 \}$

question 73

Multiple Choice

Find the domain and range of the relation. Use interval notation where appropriate.

• A) domain: \(\{ - 20 , - 10,0,10,15 \}\); range: \(\{ 0 , - 20 , - 40,20 \}\)
• B) domain: \([ - 20,15 ]\); range: \([ - 40,20 ]\)
• C) domain: \(\{ 0 , - 20 , - 40,20 \} ;\) range: \(\{ - 20 , - 10,0,10,15 \}\)
• D) domain: \([ - 40,20 ]\); range: \([ - 20,15 ]\)

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Definitions:

M&M II

The second proposition by Modigliani and Miller which states that in the absence of taxes, bankruptcy costs, and asymmetric information, and in an efficient market, the value of a levered firm is equal to the value of an unlevered firm plus the present value of the tax shields due to debt.

Pre-Tax Cost

Pre-Tax Cost refers to the expense or cost a company incurs before any taxes are deducted.

Debt-Equity Ratio

A financial ratio indicating the relative proportion of shareholder's equity and debt used to finance a company's assets.

Weighted Average

A mathematical calculation that takes into account the varying degrees of importance of the numbers in a data set, providing a measure that reflects the relative importance of each value.