Decide Whether the Relation Is a Function $$\{ ( - 2,4 ) , ( 2 , - 4 ) , ( 6 , - 6 ) , ( 9,7 ) , ( 12 , - 7 ) \}$$

question 48

Multiple Choice

Decide whether the relation is a function.
- $$\{ ( - 2,4 ) , ( 2 , - 4 ) , ( 6 , - 6 ) , ( 9,7 ) , ( 12 , - 7 ) \}$$

• A) function
• B) not a function

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Definitions:

Coupon Rate

The annual percentage yield of a bond in relation to its face amount.

Yield to Maturity

The expected total yield on a bond when held until it reaches its date of maturity.

Semiannual Coupon

Interest payments made to bondholders twice a year.

Yield

The income return on an investment, such as the interest or dividends received, typically expressed as an annual percentage of the investment cost.