Question

Write a program to find and display the value of given expressions:-
(a+5)/6-(5a+7)/3,taking the value of a=10.​

Answer 1

Please refer the attached image

Answer 2

Explanation:

Given two integers

a and

n. The task is to find the sum of the series 1/a + 2/a2 + 3/a3 + … + n/an.

Examples:

Input: a = 3, n = 3

Output: 0.6666667

The series is 1/3 + 1/9 + 1/27 which is

equal to 0.6666667

Input: a = 5, n = 4

Output: 0.31039998