Square Root Calculator
Calculate a principal square root, decimal approximation, and simplified radical.
Result
√144 = 12
- Simplified form
- 12
Formulas
Square root
√x = y when y² = x and y ≥ 0Examples
Frequently Asked Questions
Does the calculator simplify radicals?
Yes. Whole-number inputs are simplified when they contain a square factor.
Can I calculate the real square root of a negative number?
No. Negative inputs do not have a real principal square root.