You Are Instructed to Subtract Four Points from Each Score,square

question 44

Multiple Choice

You are instructed to subtract four points from each score,square the resulting value,and find the sum of the squared numbers.How would this set of instructions be expressed in summation notation?​

• A)​ΣX - 42
• B)​(ΣX - 4)2
• C)​Σ(X - 4)2
• D)​ΣX2 - 4

Interpret and perform calculations with significant figures.

Differentiate between accuracy and precision in scientific measurements.

Describe the concept of density and its calculation from mass and volume.

Apply the concept of significant figures to mathematical operations (addition, subtraction, multiplication, division).

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Definitions:

RAM

Stands for Random Access Memory, a type of computer memory that can be accessed randomly; that is, any byte of memory can be accessed without touching the preceding bytes.

PLC Programming Device

A tool or software used for writing, debugging, and testing the program code for a Programmable Logic Controller.

User Program

A set of coded instructions designed to guide the operation of a computer or other device.

Volatile Memory Elements

Components of memory that require power to maintain stored information, such as RAM in computers.