asjmathematics

 

Precalculus: September

Page history last edited by Monica Wood 1 yr ago

Homework is due the following day unless indicated

September

Date:

Class Objective:

Homework:

9/04

1.      Assign seats and folders

2.      Course info and extra help

3.      class rules

4.      "Who Am I"

5.      Receipt

Read Ch. 1.1

Due Monday, 9/8:

Who Am I?

Parent/Guardian Receipt

Supplies to be brought to class

 

9/05 Ch. 1.1
  1. Define a function
  2. Identify the independent and dependent variables
  3. Use proper notation
  4. Represent a function with: words; tables; graphs; formula
  5. Interpret representations
  6. Determine if a function exists from a table and graph

 

snowy tree cricket link:

http://buzz.ifas.ufl.edu/585a.htm

cricket wav file:  585sl.wav

Read Ch 1.2

Ch1.1 p6 #5, 7-11, 19, 29, 31, 33

2nd edition:

p6 #2-7, 13, 22, 24, 20

9/08 Ch. 1.2
  1. Define average rate of change
  2. Determine if a function is increasing or decreasing over an interval
  3. Express rate of change using function notation

Read Ch. 1.3

p.15 #10, 12, 14, 17, 18, 22, 23

2nd edition:

p. 14 #3, 4, 7, 10, 11, 14, 15

9/09

Ch. 1.3

  1. Define a linear function as a function with a constant rate of change
  2. Construct a linear model from 2 points and make a prediction
  3. Explore linear models graphically, algebraically, and numerically

 

Read Ch. 1.4

p.24 #1, 3, 5, 7, 15, 20, 23

2nd edition:

p23 #1, 3, 6, 9, 14, 18, 20

9/10

Ch. 1.3 cont'd 

  • Determine a linear formula from a table, graph, verbal description
Ch. 1.4
  • Interpret the effects of different rates of change and different initial values on graphs.

Read Ch. 1.5

p.32 #4, 5, 18, 21, 25, 29, 31, 43

2nd edition:

p30 #5, 3, 11, 15, 17, 21, 30, 35

9/11

Ch. 1.5

  1. Review the meaning of linear functions
  2. Function parameters b and m
  3. x=c
  4. Slopes of parallel and perpendicular lines
  5. Intersecting lines and their solutions

p.41 #1, 3, 5, 7, 11, 12, 24, 33,34

2nd edition:

p39 #4, 1, 3, 7, 11, 12, 21, 27, 28

Due Monday 9/15:

p.50 #6ab, 7, 8, 10, 14 - 18, 25, 27, 28, 34, 40-42

2nd edition:

p48 #6ab, 7, 9, 11, 13, 15-18, 21, 23, 24, 38, 41, 42

9/12 Homework Review

Test on Ch 1 next Thursday Read Ch. 1.6

Ch Review (p. 50 assignment)

9/15

Ch. 1.6

Linear Regression

Read 2.1

p48#1, 3, 5, 8

2nd edition:

p45 #2, 3, 4, 7

Test on Ch 1 Thursday

Review all hw as review

9/16

short mods- Schedule II - class meeting/senior retreat

Wiki lesson

see 9/15
9/17

Ch. Review and regression hw

Read 2.1

 

9/18

Ch. 2.1

  • Input and Output of a function
  • Interpret a function and manipulate it using standard notation
  • Determine the effect of changing the input vs the output
 

Read 2.2

p. 66 #3, 5, 26, 28, 29, 30, 32, 33, 35

9/19

Ch. 2.2

Find the domain and range from:

  • a graph
  • a table
  • a formula

Read 2.3

p. 72 # 4, 7, 9, 12, 16, 27, 29, 35

Ch. 1 test Tuesday

 9/22

Ch. 2.3

  • Define and graph a peicewise defined function.  Graph by hand and using a calculator
  • Step functions
  • Absolute Value Functions 

Read 2.4

p. 76 # 4, 7, 9, 13, 15, 17(due Thursday)

Ch. 1 test tomorrow 

9/23 Ch. 1 test See 9/22
9/24

HW

Absolute Value Functions expressed as piece-wise functions

Step Functions

http://mathforum.org/workshops/sum98/participants/
glazer/phone/great.html

 

p78 #17

9/25

Ch. 2.4

  • Define an inverse function
  • Find and interpret the formula of an inverse function

Read 2.5

p. 82 # 9, 15, 17, 23, 26, 31, 35

9/26 Ch. 2.5
  • Determine the relationship between rates of change and concavity of a graph

Read 2.6

p. 82 #3, 5

p. 86 #3, 9, 13, 15, 17, 18, 21

Ch. Review for Wed. 10/1 p. 94 # 8, 10, 11, 36, 41, 42, 43, 46

9/29

Ch. 2.6

Quadratic Functions

  • General Form
  • Finding Zeros
  • Quadratic Formula
  • Completing the Square
  • Concavity

p. 92 # 10, 16, 21, 26, 31, 33

Ch. 2 Test Friday

Read 3.1 and Review "Tools for Ch. 3" pp. 146-148

Remember: Ch Review due Wed

9/30

Ch. 3.1

Intro to Exponential Functions

  • Initial Amount
  • Growth Factor (b) where b=1+r, r=percent rchange as a decimal

Read 3.2

p.112 # 5, 10, 22, 24, 26, 27, 30, 32, 37 (challenge)

Ch. Review

 

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