Graphing Inequalities on a Number Line Calculator
Inequality Graph
How to Use
- Select the type of inequality (less than, greater than, etc.)
- Enter the value to compare against
- Click "Graph Inequality" to visualize the solution
- View the number line representation and solution set
Inequality Symbols
| Symbol | Meaning | Example |
|---|---|---|
| < | Less than | x < 5 |
| ≤ | Less than or equal to | x ≤ 5 |
| > | Greater than | x > 5 |
| ≥ | Greater than or equal to | x ≥ 5 |
Notation Guide
Common notations used in inequalities:
- Open circle (○): Used for < and >
- Closed circle (●): Used for ≤ and ≥
- Arrow: Indicates the direction of the solution set
- Interval notation: [a,b] for closed intervals, (a,b) for open intervals
Applications
- Solving linear inequalities
- Finding solution sets
- Understanding number line representations
- Preparing for more complex mathematical concepts
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