Question

Create a class called INVOKE with the following Methods:
 Int factorial(int n)    - to calculate the factorial
void Summation()  -  to find the sum of n numbers
 
Write a main method to input necessary variables and to invoke
the above methods.

Answer 1

orial

void Summation()  -  to find the sum of n numbers

 

Write a main method to input necessary variables and to invoke

the above methods.

Explanation: