FREE ONLINE TOOLFree Root
Free Root
Calculator
Free nth-root calculator with exact radical simplification, rational inputs, real and complex roots, Newton approximation, graphs and all-root visualization.
FreeUse this tool without paying.No sign upStart with the tool right away.Clear stepsRead the tool’s own guidance.
About Free Root Calculator
Calculate square, cube and arbitrary nth roots; simplify radicals exactly for integer and fractional inputs; solve xⁿ=a over the reals and complex numbers; inspect Newton iterations; and visualize all complex roots on the plane.
Workspace options
- Radicand a
- Index n
- Maximum positive integer a
Available actions
- ☾ Dark
- Reset
- Calculate ⁿ√a
- √72
- ∛−8
- √(4/9)