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Python math.sqrt() Method

❮ Math Methods

Example

Find the square root of different numbers:

# Import math Library
import math

# Return the square root of different numbers
print (math.sqrt(9))
print (math.sqrt(25))
print (math.sqrt(16))
Try it Yourself »

Definition and Usage

The math.sqrt() method returns the square root of a number.

Note: The number must be greater than or equal to 0.

Syntax

math.sqrt(x)

Parameter Values

Parameter Description
x Required. A number to find the square root of. If the number is less than 0, it returns a ValueError. If the value is not a number, it returns a TypeError

Technical Details

Return Value: A float value, representing the square root of a number
Python Version: 1.4

❮ Math Methods