I need help with calculus 2

Homework: Section 8.8 Numerical Integration Save Score: 0 of 1 pt 9 of 22 (12 complete) HW Score: 42.71%, 10.25 of 24 pts X 8.8.31 Assigned Media Question Help Apply the Midpoint and Trapezoid Rules to the following integral. Make a table showing the approximations and errors for n = 4, 8, 16, and 32. The exact value of the integral is given for computing the error. 1/8 3 sin 4x dx = > Complete the table below for the Midpoint Rule. A 16 Midpoint Rule Absolute Error 00 (Round to four decimal places as needed.) Enter your answer in the edit fields and then click Check Answer. ? part remaining Clear All Check AnswerHomework: Section 8.8 Numerical Integration Save Score: 0 of 1 pt 10 of 22 (12 complete) HW Score: 42.71%, 10.25 of 24 pts 8.8.37 Assigned Media Question Help 75 A rectangular swimming pool is 46 ft wide by 75 ft long. The table gives depths (d) from x = 0 at the shallow end to the diving end. Use the Trapezoid Rule with n = 15 to estimate the volume of the pool, V= 46 - d(x) dx. x 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 d(x) 5 7.2 8.2 8.9 9.5 10 10.5 10.9 11.3 11.7 12.1 12.4 12.7 13.1 13.4 13.7 The volume of the pool is (Round to the nearest integer as needed.) Enter your answer in the answer box and then click Check Answer. ? All parts showing Clear All Check