Simplify Calculator
Combine like terms, cancel common factors and apply identities to get the simplest equivalent form — including the domain restrictions that cancelling hides.
How to use the simplify calculator
- Enter the expression.
- Read the simplified form and any restrictions on the variable.
Examples
(x² − 4)/(x² + 4x + 4)
Answer: (x − 2)/(x + 2), x ≠ −2
sin²x + cos²x
Answer: 1