3

Use the rules for sums of powers of integers to compute the sum. 126 126 Suppose that aj = -17 and b; = -1. Compute the sum. i=1 1=1 126 - 1lai + 17bi) 1 =1Use summation properties and formulas to rewrite and evaluate the sum. 27 Z(6k2+2k5) k=1 :1 Find the value of the summation. 8 sin (Tk = k =0\fAn object moves with velocity as given in the graph below (in ft/sec}. How far did the object travel from t = 0 to t = 40? Mo velocity (ft/sec) 5 10 15 20 25 30 35 40 45 time(sec) Q Let 14(3) represent the area bounded by the graph, the horizontal axis, and the vertical lines at t = 0 and t = a: for the graph below. Evaluate AGE) for a: = 1, 2, 3, and 4