... coordinates were just printed out. In particular, MATLAB hasdrawn a line from the point (1 .5, 2. 25) to the point (−1 .5, 5. 06 25) . This is not whatwe wanted; we wanted MATLAB to join the point (1 .5, ... Unfortunately, the range is infinite, so to use quadl we have to approximate the interval. Note thatexp(- 35) ans =6.3 051 16760146989e-16which is close to the standard floating-point accuracy, soformat ... soformat long; quadl(@(x) exp(-x.ˆ2), - 35, 35) ans =1.772 453 851 02263sqrt(pi)ans =1.772 453 850 9 055 2The answers agree up to at least eight digits. 5. (a) limit(sin(x)/x, x, 0)ans =1216Chapter...