How to find the cube root of a number in JavaScript?
Using Math object in javascript any kind of operation can be done. Math.cbrt() is a method especially used to find the cube root of a number. It takes a number as a parameter and returns its cube root.
syntax
Math.cbrt(64);
It takes a number as a parameter and returns its cube root value as the output.
Example-1
In the following example, the cube roots of only positive values were found out and displayed in the output.
Live Demo
<html>
<body>
<script>
document.write(Math.cbrt(64));
document.write("</br>");
document.write(Math.cbrt(27));
document.write("</br>");
document.write(Math.cbrt(0));
</script>
</body>
</html>Output
4
3
0
Example-2
This method can take negative values also. In the following example, the cube roots of the negative values were found out and displayed in the output.
Live Demo
<html>
<body>
<script>
document.write(Math.cbrt(-64));
document.write("</br>");
document.write(Math.cbrt(-27));
document.write("</br>");
document.write(Math.cbrt(0));
document.write("</br>");
document.write(Math.cbrt(Infinity));
</script>
</body>
</html>Output
-4
-3
0
Infinity
Published on 31-Jul-2019 16:10:33
