Homework Problems (5 points) _____
9/28/10: 3-1 #14-26 3-2 #28-33
10/1/10: 3-4 #15-33
10/4/10: 3-5 #12-13, 20-31 3-6 #19-33
10/6/10: 3-7 #14-19, 30-33
Sign Ups (10 points) – 10/7/10 _____
3-1 #37 3-3 #42 3-4 #40 3-7 #38 3-8 #40
Journals (10 points) – 10/11/10 _____
- Describe the differences between the graphs y = f(x) and y = f(cx) for c > 0. In other words, how does multiplying x by a number affect the graph?
- Show how you would know whether the inverse of a function is also a function without graphing the inverse.
- Write an explanation of how to determine if a critical number is a maximum or a minimum.
- If a value of x causes a zero in the denominator of a function, then the result is either an asymptote or a hole. Explain how you can determine which occurs.
Application Problem (5 points) – 10/11/10 _____
Research two separate brands of cellular phones (copy and paste a small image) and note their costs, start up fees, monthly fees and additional fees such as over usage and texting. Compare the two brands by writing and graphing equations. Determine which service would then best fit your needs as supported by your graphs. (BONUS: Your paper is done through computer applications and emailed to
goodchild@crestwood.sparcc.org .
Worksheet 3-1/3-2 (5 points) - 9/29/10 _____
Worksheet 3-4/3-5/3-6 (5 points) – 10/5/10 _____
Quiz 3-1/3-2 (10 points) – 9/29/10 _____
Quiz 3-4/3-5/3-6 (10 points) – 10/5/10 _____
Chap.3 Test (20 points) – 10/8/10 _____
Bonus (+5 points) – 10/12/10 _____
Find the value of m and b so that the function is continuous.
-(x – 1)2 - 1 if x ≤ 1
f(x) = { mx + b if 1 < x < 3
(x – 3)2 + 2 if x ≥ 3