## Using Mathway

### Settings & Features

### Frequently Asked Questions

- How do I clear my history?
- Can I re-insert my last problem without re-typing?
- Does the camera feature in the apps work on handwriting?
- How do I update my email and/or password?
- How do I purchase or reactivate a subscription?
- Do you have a phone number?

## Problem Examples

### Precalculus

- Rewrite in Standard Form
- Reduce an Expression
- Find the Leading Term
- Find the Equation of Variation
- Find the Equation Given the Roots
- Find the Constant of Variation

### Basic Math

- Long Multiplication
- Long Subtraction
- Divide Using Long Division
- Convert to Fraction
- Convert to a Percentage
- Convert to a Decimal

### Pre-Algebra

### Algebra

- Use the Distributive Property
- Solve Simple Exponents
- Solve for a Variable
- Identify the Degree
- Find the Prime Factorization
- Find the Domain Graphically

### Trigonometry

- Solve the Triangle
- Solve Standard Angle Equations
- Simplify by Using Pythagorean Identities
- Simplify by Converting to Sine-Cosine
- Expand Using Sum-Difference Formulas
- Expand Using De Moivre's Theorem

### Calculus

- Solve with Absolute Value
- Solve Arithmetic of Functions
- Simplify Radical Expressions
- Simplify Absolute Value Expressions
- Rationalize Radical Expressions
- Identify Zeros and Their Multiplicities

### Statistics

- Find the Upper and Lower Class Limits
- Find the Relative Frequency
- Find the Percentage Frequency
- Find the Modal Class
- Find the Midpoints
- Find the Median Class Interval

### Linear Algebra

- Find the Union of Number Sets
- Find the Power Set
- Find the Intersection of Number Sets
- Find the Cartesian Product of Two Sets
- Find the Cardinality of a Number Set
- How to Solve Using an Inverse Matrix

### Chemistry

- Convert Pounds to Ounces
- Convert Pounds to Grams
- Convert Ounces to Pounds
- Convert Ounces to Grams
- Convert Ounces to Tons
- Convert Ounces to Grams