Question

wap in java to print the following series (1×2)+(2×3)+..............(19×20)

Answer 1

The picture is the answer

Answer 2

Number Series

Explanation:

Code:

public class SeriesNumber {

   public static void main(String args[]) {

       String[] value;

     for(int i=1;i<20;i++)

     {

         String strResult = "("+i+"*"+(i+1)+")+";

         System.out.print(strResult);

         //Series for after calculation

         //System.out.print((i*(i+1))+"+");

     }

   }

}