Some helpful problems: Exam 1 Exam 2 sec 4.2 exercise 1 - additional problem: 1. for which values of x does the derivative not exist? 2. for which values of x does the derivative = 0? 3. for which values of x does the derivative > 0? 4. for which values of x does the derivative < 0? sec 4.6 exercise 11 sec 4.5 exercise 33 implicit differentiation sec 5.1 - exercise 9 the definite integral is the signed area between f and x-axis over [a, b] sec 4.5 example 7 sec 2.2 example 6 sec 2.5 example 3