Evaluate the Step Function Defined By $f ( x ) = \operatorname { int } ( x )$

question 27

Multiple Choice

Evaluate the step function defined by $f ( x ) = \operatorname { int } ( x )$ or the given value of x.
-f (-1.9)

• A) -1.9
• B) -1
• C) -2
• D) 1.9

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Definitions:

Compounded Annually

The process by which an investment grows in value over time as interest is added to the principal amount each year, which then earns more interest.

Rate of Interest

The percentage of a loan accrued as interest to the borrower, commonly shown as an annual percent of the remaining loan balance.

Retirement Plan

A financial arrangement designed to replace employment income upon retirement, offering benefits like savings, investment, and tax advantages.

Discount Rate

The interest rate charged by central banks on loans to commercial banks, influencing monetary policy and the cost of borrowing.