Question

write a program in java to finsd the sum of the given series,a)s=a+a2/2+a3/3+...+a10/10

Answer 1

Explanation:

n(n+1)/2

a/10(a/10+1)/2

a/10(a+10/20

a²+10a/200

Answer 2

Answer:

import java.util.Scanner;

public class Series

{

   public static void main(String args[]) {

       Scanner in = new Scanner(System.in);

       System.out.print("Enter a: ");

       int a = in.nextInt();

       double sum = 0.0;

       for (int i = 1; i <= 10; i++)

           sum += Math.pow(a, i) / i;

       System.out.println("Sum = " + sum);

   }

}

Explanation: