[06.02 HC) A continuously-decreasing function that is concave up on the interval [2, 6] is represented by the table. x 2 3.3 4.4 5.5 6 x} 0.5 0.303 0.227 0.132 0.167 Part A: Find the left Reimann sum estimate of inux. based on the subintervals given in the table. [4 points} Part B: Write the midpoint Reimann sum that estimates 2838)be. based on the subintervals given in the table. [4 points) Part C: Determine whether the left Reimann sum estimate is an overestimate or an underestimate, based on the properties of the function. {2 points)