c++

Marks: 40 a) Consider the following series, this series will evaluate the value of y(x) from n = 1 up to infinity, for any value of x greater than 2. 3.00 00 Y(x) (-1)" 3x for x> 4.0 n=1 Y(x) = 0.0 for rs 4.0 Using function, develop a C++ program that will ask the user to enter the value of x and will return (-1)" Y(x). The program will keep running until is less than +5 x 10-8. 3x" Please enter the value of x: The value of Y(x)= ** Marking scheme Part Documentation Compler directives Comments Input Output Variable Dederation Formulae Function prototype Function Return value Total Mark 1 1 1 1 3 2 2 2 5 2 20