// number in JS

// random number

let randomNumber = Math.random();

console.log(randomNumber); // 0.123456789

// random number between 0 and 100

let randomNumberBetween0and100 = Math.floor(Math.random() * 100);

console.log(randomNumberBetween0and100); // 45

// square root

let squareRoot = Math.sqrt(16);

console.log(squareRoot); // 4

// absolute value

let absoluteValue = Math.abs(-10);

console.log(absoluteValue); // 10

// round

let roundNumber = Math.round(4.5);

console.log(roundNumber); // 5

// round up

let roundUp = Math.ceil(4.2);

console.log(roundUp); // 5

// round down

let roundDown = Math.floor(4.8);

console.log(roundDown); // 4

// max

let maxNumber = Math.max(1, 2, 3, 4, 5);

console.log(maxNumber); // 5

// min

let minNumber = Math.min(1, 2, 3, 4, 5);

console.log(minNumber); // 1

// power

let power = Math.pow(2, 3);

console.log(power); // 8

// pi

let pi = Math.PI;

console.log(pi); // 3.141592653589793

// e

let e = Math.E;

console.log(e); // 2.718281828459045

// log

let log = Math.log(10);

// log base 10

let logBase10 = Math.log10(100);

console.log(logBase10); // 2