Do not remove this answer page you will return the whole exam. You will be allowed two hours to complete this test. You may use a graphing calculator during the exam, but no calculator with a computer algebra. System (cas) or a qwerty keyboard is permitted. Absolutely no cell phone use during the exam is allowed. The exam consists of 10 multiple choice questions and 5 free response questions. Record your answers to the multiple choice questions on this page by lling in the cir- cle corresponding to the correct answer. Show all work to receive full credit on the free response problems. The wise student will show work for the multiple choice problems as well. Multiple choice questions: (5 points) which trig substitution should be used to nd z. 0 f (x) dx where the graph of f (x) is. Trapezoid method (tn) are used to estimate i = r 2 as shown.