(a) Show that the absolute value function Fsxd | x | is continuous everywhere. (b) Prove that if f is a continuous function on an interval, then so is | f |. (c) Is the converse of the statement in part (b) also true? In other words, if | f | is continuous, does it follow that f is continuous? If so, prove it. If not, find a counterexample.

Geography 20—Week 8 Notes (14/3-18/3) Monday, March 14 I. Cultural changes A. Globalization: Companies moving into different countries B. Localization: Fitting in with local culture. Ex: McDonald’s building restaurants that look like the local architecture in Egypt C. Individual Level 1. Acculturation: Changing the appropriate amount so as to function in a host society. Ex. language, clothing, laws, food, etc. i. Force Acculturation: People have to adapt to a culture whether they want to or not. Ex. African slaves weren’t allowed to bring instruments (specifically drums) to America ii. Voluntary Accu