JAVA

Pls write the codes as simple as possible.

Thank you

Q3. a. (15pts Complete the method named Calculate so that it calculates T returns the result and 2n+1 as a double value. b. Assuming that the calculate method is created successfully, complete the method named Series which calculates the result of the following series mCi) 3 for a given i value. Note that the Series method should return the result of m(i as a double value (Hint: You need to call the Calculate method in this series method. Assume that Calculate(n) returns 2n+ 1. public class Test OUTPUT public static void main (string[] args) 0 0.0000 for (int i i 10 i++) 1 0.3333 system. out.println i Series (i) 2 0.7333 3 1.1619 4 1.6063 private static Calculate (int n) t 5 2.0609 6 2.5224 7 2.989 8 3.459 9 3.93 private static Series (int i)