Root Calculator - calculatorsee.com


Root Calculator

Calculate square roots, cube roots, and general nth roots of any positive or negative real number.

Calculator Inputs

Number under the radical sign.
Degree of root (2 = square root, 3 = cube root).

Calculated Results

Nth Root Result
4.000 (Cube root of 64)
Equivalent Exponent 64^(1/3)
Square of Result 16.000
Root Degree (n) 3 (Cube Root)
Values calculate live as you adjust inputs.

About Root Calculator

Computes radical evaluations finding the real value r such that r^n = x.

What is Root Calculator?

Computes radical evaluations finding the real value r such that r^n = x.

How to Use This Calculator

  1. Enter the radicand x.
  2. Specify the root degree n.
  3. View computed root.

The Mathematical Formula & Variables

nth root of x = x^(1 / n)

Step-by-Step Worked Example

Scenario: Find the 3rd root (cube root) of 64.

  1. 4 * 4 * 4 = 64.
  2. Therefore, the cube root of 64 is 4.

Result: 4.000

Frequently Asked Questions

Can you take the root of a negative number?

Odd roots of negative numbers (like cube root of -8 = -2) are real. Even roots of negative numbers require imaginary numbers (i).