BlueJ Program To Display Sum of The Series s=x^2 - x^4/3! + x^6/5!-.... n terms

BlueJ Program on Sum of The Series s=x^2 -  x^4/3! + x^6/5!-.... n terms.

import java.util.*;

public class Series

{

    Scanner sc=new Scanner(System.in);

    int s=0,n,i,j,x,c=1;

    public void firstSeries()

    {

         

          System.out.print("\nEnter the value of 'n':");

         n=sc.nextInt();

         System.out.print("\nEnter the value of 'x':");

         x=sc.nextInt();

         for(i=2;i<=n;i=i+2)

         {

              s=s+(int)(Math.pow(x,i)*c/fact(i-1));

              c=c*-1;

            }

           

            System.out.print("Sum of the series x^2 - x^4/3! + x^6/5!-.... n term:"+s);

           

            }

            private int fact(int n)

            {

                 int f=1;

                 for(j=1;j<=n;j++)

                 {

                     f=f*j;

                    }

                    return f;

                }

                  

            public static void main(String args[])

            {

                 Series obj=new Series ();

                 obj.firstSeries();

                }

            }

Back To BlueJ Series Display Programs Home Page: CLICK HERE