03 Evaluate Graded Assignment Solve each of the following questions. Show all work. Be clear in labeling any functions and writing justifications. These are good habits and are requirements on the AP exam. 8 7 6 5 4 3 2 1 1. On the interval of [0,8], find each of the following type of sums using 8 equal subintervals. (5 points per part) a) Approximate the area under the curve using a Left-hand Reimann sum. Explain whether it represents an upper or lower estimate for the area bounded by the function and the x-axis. 1 2 3 4 5 6 7 8 b) Approximate the area under the curve using a Right-hand Reimann sum. Explain whether it represents an upper or lower estimate for the area bounded by the function and the x-axis. c) Approximate the area under the curve using a Midpoint Reimann sum. d) Approximate the area using the trapezoidal rule.