These notes are posted as a service to you. They maybe hard to understand without attending class and hearing verbal explanations from lectures; they are not meant to replace your textbook; in particular they are not as detailed as a textbook and they have not been as carefully edited and proofread as a textbook, occasioanlly they may contain typos (if you notice a typo pleas email me so I can correct it).
Lesson 1 Sec 4.9. The notion of antiderivative, rectilinear motion, free fall.
Lesson 2 Sec 5.1. Area under the graph of a function, lhs,rhs.
Lesson 3 Sec 5.2. General Riemann sum, midpoint rule, definite integral.