1. Date: 9/19/11- Section: 1.2 Functions, Domain and Range Obj.: SWBAT find the range of functions. Bell Ringer: Turn IN Find the domain of the following: g(k) = 2k 2 + 9k – 5. Also, use the quadratic formula to find the roots of the quadratic equation. Show your work. Quadratic formula is provided. HW Requests: a. Worksheet 1.2Worksheet Domain b. pg 860 #48 c. pg 78 Work problem 46 algebraically Homework: pg 98 #17-20 Find the range and domain. Draw a sketch of the function including labeling the coordinates of the any x and y intercepts. Also, label the coordinates of three other points. Fundamental Questions: 1. How do I confirm the domain of a function graphically? 2. How do I find the range of a function algebraically and graphically? Announcements: No calculator sharing on tests. Quiz on Friday and Math Team on Tuesdays

2. Date: 9/20/11- Section: 1.2 Obj.: SWBAT determine if a function is continuous Bell Ringer: pg 98 #9 HW Requests: a. Worksheet 1.2Worksheet Domain b. pg 98 #17-20 Find the range and domain. Draw a sketch of the function including labeling the coordinates of the any x and y intercepts. Also, label the coordinates of three other points. Homework: pg 98 #21-24 Fundamental Questions: 1.What does it mean and how do I tell that a function is continuous? 2.What is a point of discontinuity? Announcements: No calculator sharing on tests. Quiz on Friday

4. Date: 9/22/11- Section: 1.2 Obj.: SWBAT determine if a function is increasing or decreasing or constant and whether it is bounded. SWBAT determine the local extrema. Bell Ringer: Quiz: 15 minutes Homework Requests: pg 98 #30-46 evens and #45 In class: Complete Selected problems from worksheet Homework: Functions Review Worksheet Due Monday Announcements: Quiz Tuesday on remaining topics in 1.2 – increasing,decreasing, or constant, bounded, symmetry. No calculator sharing on tests. Quiz on Thursday

5. Date: 9/23/11- Section: 1.2 Obj.: SWBAT determine if a function is even or odd. Bell Ringer: None Homework Requests: In class: Complete Selected problems from worksheet Homework: Functions Review Worksheet Due Monday Period 5 Finish Max/Min problems pg 98 42, 44-46. Announcements: Quiz Tuesday on remaining topics in 1.2 No calculator sharing on tests. Quiz on Thursday

6. Slide 1- 6 Symmetry Symmetry with respect to the y axis Symmetry with respect to the x axis Symmetry with respect to the origin

7. Slide 1- 7 Example Checking Functions for Symmetry Test for odd (symmetric about the y axis): f(-x) = - f(x) Test for even (symmetric about the x axis): f(-x) = f(x)

8. Slide 1- 8 Example Checking Functions for Symmetry