Non-negative Property of Absolute Value

Simplifying Absolute Value Expressions

Evaluating $|x|$, $|-y|$, and $-|u|$ for Given Values

In a professional quality-control setting, a technician uses absolute value to record the magnitude of a machine's error relative to a target of zero. Which of the following best defines the absolute value of a number?

In a professional quality-control environment, a technician uses absolute value to determine the magnitude of a measurement's deviation from a target. True or False: The absolute value of a number is defined as its distance from zero on a number line.

In a logistics center, sensors track the temperature deviation of climate-controlled containers from a set point of 0 degrees. Match each recorded deviation (expressed as an absolute value) with the actual distance (magnitude) it represents from the set point.

Defining Magnitude in Technical Reports

Auditing and Financial Deviations

In professional technical documentation, the absolute value of a numerical value is formally defined as its ______ from ${0}$ on the number line.

In a technical quality-control manual, a technician must explain how to determine the magnitude of a measurement's deviation using absolute value. Arrange the following steps in the correct logical sequence to define the absolute value of a measurement '$n$' based on its geometric definition.

Defining Absolute Value for Technical Training

Example of Absolute Value Evaluation

In a financial audit, a 'variance' can be either positive or negative. If two variances are 'opposites' (such as +\500$and$-$500$), what is true about their absolute values according to the geometric definition of absolute value?

In a technical training manual for quality control, the concept of absolute value is used to describe measurement deviations from a target baseline. Match each term or symbol below with its corresponding description according to the manual's glossary.

Example: Solving Basic Absolute Value Equations

Example: Solving $|x| \leq 5$

Example: Solving $|x| < 7$

Try It: Solving $|x| < 9$ and $|x| < 1$

Example: Solving $|x| > 4$

Try It: Solving $|x| > 2$ and $|x| > 1$

Absolute Value Function

Evaluating $-|7|$

Introductory Example: Solving $|x| = 5$

Absolute Value Inequalities with $<$ or $\leq$

Absolute Value Inequality

Absolute Value Equations

Absolute Value Inequalities with $>$ or $\geq$

Solving Compound Inequalities

Intersection of Two Inequalities

Example: Graphing the Intersection of $x > -3$ and $x \leq 2$

Procedure for Solving Compound Inequalities with "and"

Example: Solving and Graphing $6x - 3 < 9$ and $2x + 9 \geq 3$

Try It: Solving and Graphing $4x - 7 < 9$ and $5x + 8 \geq 3$

Try It: Solving and Graphing $3x - 4 < 5$ and $4x + 9 \geq 1$

Union of Two Inequalities

Absolute Value Inequalities with $<$ or $\leq$