Math Problem Statement

Write the absolute value inequality represented here.

Solution

The number line shows values extending left from 4-4 and right from 44, both with closed circles, which suggests an absolute value inequality representing values outside the interval [4,4][-4, 4].

To express this in terms of an absolute value inequality, we can set it up as:

x4|x| \geq 4

Explanation

This inequality states that the absolute value of xx is greater than or equal to 44, covering all numbers that are either 44 or more away from 00, both in the positive and negative directions.

Would you like further clarification, or do you have additional questions?

Related Questions

  1. How would the inequality change if the circles were open instead of closed?
  2. How do you write the solution if it were an inequality without absolute value notation?
  3. What does x4|x| \leq 4 represent on a number line?
  4. How can we write compound inequalities to represent intervals on a number line?
  5. How do absolute value inequalities apply to real-life situations?

Tip

When interpreting number lines, closed circles mean the endpoint is included (≥ or ≤), while open circles mean the endpoint is not included (> or <).

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Math Problem Analysis

Mathematical Concepts

Absolute Value
Inequalities
Number Line

Formulas

|x| ≥ a

Theorems

Absolute Value Inequality Theorem

Suitable Grade Level

Grades 7-9