MathClass.java

public class MathClass {
    public static void main(String[] args) {
        // System.out.print("Absolute :");
        // System.out.println(Math.abs(-123));

        // System.out.print("Absolute :");
        // System.out.println(StrictMath.abs(-123));

        // System.out.print("cube Root :");
        // System.out.println(Math.cbrt(27));

        // System.out.print("Excat Decrement :");
        // System.out.println(Math.decrementExact(7));

    //     System.out.print("Exponent value in floating point reprersentation :");
    //     System.out.println(Math.getExponent(12.345));

        // System.out.print("Round Division :");
        // System.out.println(Math.floorDiv(50,9));

        // System.out.print("e poewer x:");
        // System.out.println(Math.exp(1));

        // System.out.print("e power x:");
        // System.out.println(StrictMath.exp(1));

        // System.out.print("log base 10 :");
        // System.out.println(Math.log10(100));

        // System.out.print("maximum :");
        // System.out.println(Math.max(10,9));

        // System.out.print("minimum :");
        // System.out.println(Math.min(10,9));

        // System.out.println("tan :");
        // System.out.println(Math.tan(45*Math.PI/180));

    //     System.out.print("convert to radian :");
    //     System.out.println(Math.toRadians(45));

    //     System.out.print("convert to degree :");
    //     System.out.println(Math.toDegrees(Math.atan(0.7853981633974483)));

    System.out.print("Random number :"); 
    System.out.println(Math.random()*1000);

    System.out.print("Power :");
    System.out.println(Math.pow(2, 3));

    System.out.print("Exact product :");
    System.out.println(Math.multiplyExact(100,200));

    System.out.print("Next float value :");
    System.out.println(Math.nextAfter(12.5, 13));
}
}