Question: (this is java 2) 1- Write a recursion method named sum to find the summation of the following: f(1)=1 f(n)=1+21+31+41++n1 for Example if n=5 x=1nx1=2.2833

(this is java 2) (this is java 2) 1- Write a recursion method named sum

1- Write a recursion method named sum to find the summation of the following: f(1)=1 f(n)=1+21+31+41++n1 for Example if n=5 x=1nx1=2.2833 2- Write a java program to ask the user to enter the positive integer (n) and print the summation on the screen Input/output Sample: Enter a positive integer n:5 The summation is =2.283333333333333

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