Advanced Algebra

Chapter 9 Assignment List

Mr. Danbom

 

Enduring Understanding:

 

Essential Questions:

§         How are exponential and logarithmic functions related?

§         How can exponential and logarithmic functions be used to solve equations?

§         How do you know if two functions are inverses?  Why does it matter?

§         Without logarithms, how can you solve for the value of the exponent?

§         How is the process of solving x2 = 8 different than 2x = 8?

 

 

Section 9-1A (Day 1)                      Read page 619, answer questions #1-3 and finish the in-class explore

§         Why are equations of the form  called exponential equations?

 

Section 9-1A (Day 2)                      Page 624       #1 – 7, 10, 12 – 15, 20 – 25

§         How can you determine whether an exponential function models quantities that are increasing or decreasing?

 

Section 9-1B (Day 1—Growth)    Worksheet

§         Explain the difference between linear growth and exponential growth.

 

Section 9-1B (Day 2—Interest)   Worksheet

§         Why do you add 1 in the compound interest formula ?

 

 

Section 9-1B (Day 3—Decay)      Worksheet

§         Under what circumstances is an exponential function a better model for data than a linear function?

 

 

Section 9-1C                                    Page 636       #1 – 6, 9, 10, 13 – 19

§         What have you learned about exponential functions in this chapter?  What, if anything, do you feel uncertain of at this point?

 

Section 9-1D                                    Page 643       #1 – 11, 13, 14, 16, 21

§         What is e?  How is e used?  What characteristics does e share with p?

 

Section 9-1E                                    Partner Worksheet

                                                                                Page 647   #1 – 20

§         Define exponential growth and decay in your own words.

 

QUIZ 9-1                                            Read page 649, answer questions #1 – 3

 

 

Section 9-2A (Day 1)                      Page 654       #1 – 5, 9 – 16

§         Why do we say that exponential and logarithmic functions are inverses?

 

Section 9-2A (Day 2)                      Page 654       #18 – 25, 28 – 35

Alternate Assessment

§         What is the difference between the common log and the natural log?

 

Section 9-2B                                    Page 660       #1 – 16

§         Can you solve y = 10x without using logs?  Why or why not?

 

Section 9-2C (Day 1)                      Worksheet

§         What do the properties of logarithms remind you of?  Why do you think this is true?

 

Section 9-2C (Day 2)                      Page 667       #1 – 15, 18, 19

§         What have you learned about logarithmic functions so far in this chapter?  What, if anything, do you feel uncertain about, or need more time on so far?

 

Section 9 – 2B & C                         Worksheet

§         How can you use the properties of logarithms to help solve equations?

 

Partner Worksheet 9 - 2

Chapter 9 Review                           Page 673       #1 – 24

§         Answer the essential  questions

 

CHAPTER 9 TEST                          Read page 421 and answer questions 1 – 3

                                                            Essential Questions Due