Question

Write the program in Java to display the first ten terms of the following series: 

1, −3, 5, −7, 9, ................ 

Answer 1

public class Q1b
{ public static void main(String args[])
{ int x = 1;
for (int i = 1; i <= 10; i++)
{ if (i % 2 == 0)
System.out.print((x * -1) + ",");
else
System.out.print(x + ",");
x += 2;
}}}