Define a constructor make-center-percent that takes a center and a percentage tolerance and pro duces the desired interval.
(4) PRACTICE PROBLEMS Submit a document with the coding solutions you created for these practice problems. Number your sections to match the question number. 1. p 118 Exercise 2.1 Define a better version of make-rat that han dles both positive and negative arguments. make-rat should normalize the sign so that if the rational number is positive, […]