# Quadratic equations & functions

### Practice

### Learn

### Practice

### Learn

### Practice

### Learn

### Practice

### Learn

### Practice

### Learn

### Learn

### Practice

Test your understanding of

**Quadratic equations & functions**with these 23 questions.If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains ***.kastatic.org** and ***.kasandbox.org** are unblocked.

Main content
# Quadratic equations & functions

### Practice

### Learn

### Practice

### Learn

### Practice

### Learn

### Practice

### Learn

### Practice

### Learn

### Learn

### Practice

### About this unit

This topic covers:
- Solving quadratic equations
- Graphing quadratic functions
- Features of quadratic functions
- Quadratic equations/functions word problems
- Systems of quadratic equations
- Quadratic inequalities

Test your understanding of **Quadratic equations & functions** with these 23 questions.