Differential calculus: the derivative Differential calculus: cubic function Differential calculus: quartic function Discussing the Implication of Media and Information to an Individual and to the Society Citing an Example of an Issue Showing the Power of Media and Information to Affect Change Employing Various Communicative Strategies in Different Situations Using Principles of Effective Speech Writing Focusing on Audience Profile and Logical Organization Differential calculus: derivatives and power functions Intersubjectivity