How it works
Solve y^n = x over the real numbers. Negative radicands require an odd integer root degree.
Input definitions
- Radicand
- Enter the value in the labeled unit.
- Root degree (integer)
- Enter the value in the labeled unit.
A worked example
- Radicand
- 27
- Root degree (integer)
- 3
Assumptions & limits
Uses the units and scope stated in the input labels. Results are rounded for display; verify the model is appropriate for your situation.
Sources & review
Maintained by AnsRio. Methods and examples use automated checks; this does not imply independent professional certification.
Method updated 2026-10-18. Content checked against the stated method and examples. Our verification approach.
Common questions
Can I take a root of a negative number?
Odd real roots accept negative numbers. Even roots of negative numbers require complex arithmetic and are outside this tool.
How does Real nth root work?
Solve y^n = x over the real numbers. Negative radicands require an odd integer root degree.
What should I check before using Real nth root?
Uses the units and scope stated in the input labels. Results are rounded for display; verify the model is appropriate for your situation.