# Precalculus Examples

- Reducing
- Cancelling the Common Factors
- Rewriting in Standard Form
- Operations on Rational Expressions
- Determining if the Point is a Solution
- Finding the Domain
- Solving over the Interval
- Finding the Range
- Finding the Domain and Range
- Solving Rational Equations
- Adding Rational Expressions
- Subtracting Rational Expressions
- Multiplying Rational Expressions
- Finding the Equation Given the Roots
- Finding the Asymptotes
- Finding the Constant of Variation
- Finding the Equation of Variation