#18,22. for problem 18, approximate the definite integral with the trapezoidal rule and Simpsons rule with n=6.
- sinx 2 19. sinx 12 In Exercises 20-23, find n such that the error in approximat- ing the given definite integral is less than 0.0001 when using: (a) the Trapezoidal Rule (b) Simpson's Rule sin x ax 21 ax is given. Find the area of the In Exercises 24 "25 region using simpson's Rul la) where the measurements are ne
