The Math object is  to perform mathematical operation on client side in JavaScript.

var x = Math.PI; // Returns PI

var y = Math.sqrt(16); // Returns the square root of 16

Let have some detailed information about JavaScript Math Object:

JavaScript abs() Method

Math.abs(-2.57);    // 2.57

JavaScript acos() Method

Math.acos(0.3);      //1.2661036727794992

JavaScript asin() Method

Math.asin(0.5);     //0.5235987755982989

JavaScript atan() Method

Math.atan(2);      //1.1071487177940904

JavaScript atan2() Method

Math.atan2(8,4);    //1.1071487177940904

JavaScript ceil() Method

Math.ceil(1.4);       //2
JavaScript cos() Method

Math.cos(3);          // -0.9899924966004454
JavaScript exp() Method

Math.exp(1);          // 2.718281828459045
JavaScript floor() Method

Math.floor(1.6);      // 1
JavaScript log() Method

Math.log(2);           //0.6931471805599453
JavaScript max() Method

Math.max(5,10);       //10 minimum value from 5,10

JavaScript min() Method

Math.max(5,10);       //5 maximum value from 5,10

JavaScript pow() Method

Syntax: Math.pow(x,y)  Where,  x  = The base , y = The exponent

Math.pow(3,2);      //9
JavaScript random() Method

Return a random number between 0 (inclusive) and 1 (exclusive) :

Math.random();

JavaScript round() Method

Math.round(2.5);  // 3
JavaScript sin() Method

This method returns a value between -1 and 1, which represents the sine of the parameter x.

Math.sin(3);  //0.1411200080598672
JavaScript sqrt() Method

Math.sqrt(9);  // 3
JavaScript tan() Method

Math.tan(90);   // -1.995200412208242