Root Calculator
Calculate square roots, cube roots, and nth roots instantly. Perfect for students, engineers, and math enthusiasts.
Calculate Roots
Your result will appear here
About Roots
Roots are the inverse operation of exponentiation. The most common roots are:
Common Root Calculations
- Square Root (√): √9 = 3 (since 3² = 9)
- Cube Root (∛): ∛8 = 2 (since 2³ = 8)
- Fourth Root (∜): ∜16 = 2 (since 2⁴ = 16)
- nth Root: The nth root of a number x is a number r such that rⁿ = x
How to Use This Calculator
1. Enter a positive number in the input field
2. Select the type of root you want to calculate
3. For custom roots, select "Custom Root" and enter the root value
4. Click "Calculate Root" to see the result
Did You Know?
- The square root symbol (√) is called a radical
- Negative numbers have complex roots
- Roots can be expressed as fractional exponents: √x = x¹ᐟ²
User Reviews
★★★★★
Sarah Johnson
August 12, 2025
This calculator saved me so much time on my math homework! The interface is clean and easy to use. I especially love the explanation section.
★★★★★
Michael Chen
July 28, 2025
As an engineering student, I use this daily. The custom root feature is incredibly helpful for complex calculations. Fast and accurate!
★★★★☆
Emma Rodriguez
August 5, 2025
Perfect for quick calculations. Would love to see a history feature to track previous calculations. Otherwise, excellent tool!