Use algebra software or a graphing calculator to answer parts (a) and (b) below for the given integral. 7 9 I 2 dx; n = 8; ApproXImate value Tn = 1.629 3 x + 1 (a) Determine the actual value of the denite integral. (b) Determine the percent error between the approximation and the actual value of each integral. ? 9 (adj 2 dx=1.619 3): +1 (Type an integer or decimal rounded to three decimal places as needed.) (b) The percent error is |:|%. (Type an integer or decimal rounded to two decimal places as needed.)