Education tool
Root Calculator
Find the square root of a positive number quickly.
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How To Use Root Calculator
Quick notes to help you understand the result before you act on it.
Overview
Use this root calculator to find the square root of a number.
It is handy for school math, geometry, and quick checks.
Square Root Meaning
- The square root of a number is the value that gives the original number when multiplied by itself.
- For example, the square root of 144 is 12.
Practical Tips
- Use a non-negative number for real square roots.
- For other roots, use a scientific calculator.
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FAQ
Common questions about this tool.
What root does this calculator find?
It finds the square root.
Can I enter zero?
Yes. The square root of zero is zero.