The sequence negative one fifth comma two sixths comma negative three sevenths comma four eighths and so on is given.


Part A: Assuming the pattern continues, list the next four terms in the sequence. Show all necessary math work. (4 points)


Part B: Write the explicit equation for f (n) to represent the sequence. Show all necessary math work. (4 points)


Part C: Is the sign of f (56) positive or negative? Justify your reasoning mathematically without determining the value of f (56). (2 points)


PLEASE ANSWER IN THE FORMAT AS

A;
B;
C;