Below Is a Graph of a Function

question 18

Multiple Choice

Below is a graph of a function .Over what region(s) is the graph concave up? ​
​ ​
​
​

• A) at
• B) from 0 to 3
• C) from 3 to 6
• D) None of the above

---

Definitions:

Sequencer File

A structured list or table used in programming of automation systems, which controls the execution of operations in a fixed sequence.

Sequencer Instructions

Commands used in PLC programming that control the execution order of a series of operations.

Ladder Program

A graphical programming language used in industrial automation that represents circuits and logic control through symbols resembling a ladder.

File Word

Represents a unit of data storage that is typically a fixed number of bits or bytes long, used within a file to store information.