Can this calculator handle negative numbers?

Yes, it can calculate odd roots of negative numbers (e.g., the 3rd root of -27 is -3). Even roots of negative numbers are not supported as they result in imaginary numbers.

What is the maximum root degree I can calculate?

You can set the root degree anywhere from 2 (a standard square root) up to 100.

How accurate are the decimal results?

You can configure the precision up to 15 decimal places using the Decimal Places setting.

What does the 'Show Verification' feature do?

It takes the calculated root and raises it back to the power of the root degree to prove the math matches your original radicand.

The radicand is the number under the radical symbol—the base value you are trying to find the root of.

Nth Root Calculator | Online Free Tool

Examples

1. Calculating a 4th Root for Engineering

Mechanical Engineer

Background

An engineer is calculating material stress factors that require finding the 4th root of a specific load value.

Problem

Needs to find the exact 4th root of 81 and verify the mathematical accuracy for a structural report.

How to use

Enter '81' as the Radicand, set the Root Degree to 4, and enable 'Show Verification'.

Radicand: 81, Root Degree: 4, Decimal Places: 6, Show Verification: true

Outcome

The tool outputs exactly 3, confirms it is an exact integer root, and verifies that 3 raised to the 4th power equals 81.

2. Finding the Odd Root of a Negative Number

Math Student

Background

A student is working on an algebra assignment involving negative radicals and needs to check their manual work.

Problem

Needs to calculate the 5th root of -32 without triggering a mathematical error.

How to use

Input '-32' as the Radicand and set the Root Degree to 5.

Radicand: -32, Root Degree: 5, Decimal Places: 2, Show Verification: false

Nth Root Calculator | Online Free Tool | Elysia Tools

Nth Root Calculator

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Examples

1. Calculating a 4th Root for Engineering

2. Finding the Odd Root of a Negative Number

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