1. Your task now is to have a research about Riemann sum. You are tasked to submit: a. a two-page report explaining what a Riemann sum is and how it is calculated [with graphical illustrations}; and h. an illustration of the computation of Riemann sum for three [3} different functions with respective intervals. 2. In the researci": paper, the following questions must he answered: a. What is a Riemann sum? b How is a Riemann sum calculated? c. What are the applications of a Riemann sum? d How is Riemann sum used in Probability Theory