Domain of a Function Calculator

The domain calculator allows to find the domain of functions and expressions and receive results in interval notation and set notation.

See an example

How to use this calculator

Step 1:

Enter the Function you want to domain into the editor.

The domain calculator allows you to take a simple or complex function and find the domain in both interval and set notation instantly.

Step 2:

Click the arrow to submit and see the result!

Enter your problem

Type it into the calculator above, or use the on-screen math keyboard for fractions, exponents, radicals, and more.

Choose what to solve

Pick the topic that matches what you want done from the list Mathway suggests for your problem.

Get the answer with steps

See the result instantly, then follow the step-by-step explanation of how it was solved.

Step-by-step solutions

See how your answer is calculated.

Supports all types of problems

From basic math through calculus and beyond.

Accurate mathematical results

Get exact answers you can trust.

Trusted by students

A reliable tool for homework and learning.

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Ready to try it yourself?

Enter a problem in the calculator above to get the answer with step-by-step solutions.