1.Watch a speech broadcast on C-SPAN by a business or professional leader. Critique his or her use of gestures, movement, posture, eye contact, facial expression, vocal delivery, and appearance. Using the principles of effective delivery presented in this chapter, what could the speaker do to improve their speech delivery
2. Part A: Which method for solving quadratic equations do you find the easiest to understand and use? Why?
Part B: Name one field other than pure mathematics that uses quadratic equations, and give an example of how they are used (just an explanation, not a problem worked).