Determine Which of the Following Four Functions Might Be Used

question 210

Multiple Choice

Determine which of the following four functions might be used as a model for the data: linear: f(x) = mx + b; quadratic: f(x) = bx + c, a > 0; quadratic: f(x) = + bx + c, a < 0; polynomial, not quadratic or linear.
-Altitude in thousands Of feet Linear distance in miles

• A) + bx + c, a > 0
• B) f(x) = mx + b
• C) Polynomial, not quadratic or linear
• D) + bx + c, a < 0

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Definitions:

Semiannual Interest

An interest payment made twice per year on investment vehicles such as bonds, which represents a portion of the annual interest rate.

Annual Yield

The return on an investment over a one-year period, expressed as a percentage of the investment’s initial cost.

Market Rate

The current price or interest rate at which goods, services, or financial instruments are traded in a competitive marketplace.

Present Value Tables

Tables that show the present value of cash to be received in the future, discounted at various interest rates.