# Mr. Dreyer's Algebra 1B class at Lexington High School

## Misc

- Core Plus Online Learning Center
- Core Plus Math, Course 1 online book (See Mr. Dreyer for access code. May not work with FireFox. Does not print.)
- GeoGebra
- Calculator information
- Welcome/expectations letter

## Assignments, lesson, classwork

- Fri 2009-06-19 11:00
- Math final exam
- Room 173 (proctor: Wolfrum)
- Optional word problem review assignment
- Math dept exam archive

- Math final exam
- Thu 2009-06-18
- Review 5: Solving equations
- Review 4: Lines, Linear System Answers
- Review 5: Solving equations Answers

- Wed 2009-06-17
- Review 4: Lines, linear systems
- Review 3: Quadratic Answers

- Mon 2009-06-15
- Review 3: Quadratics
- Review 2: Linear and exponential answers

- Fri 2009-06-12
- Review outline
- Classwork/homework: Review 2: linear and exponential
- Review 1 function concept answers

- Thu 2009-06-11
- Practice final based on the 2008 final (counts as homework; recommend you try to duplicate test conditions)

- Wed 2009-06-10
- Statistics test
- Abbreviated homework: function review

- Mon 2009-06-08
- Statistics review

- Fri 2009-06-05
- Statistics mini-project/review (heart rate)
- If you were not in class for today's lesson, here's the class heart rate data: 81, 75, 100, 69, 65, 70, 63, 86, 85, 65, 72, 69, 86, 60

- Statistics mini-project/review (heart rate)
- Wed 2009-06-03
- Statistics with the calculator

- Mon 2009-06-01
- Statistics: Box Plots. Math Connections 1.5. Problems (p.45ff) 1-2,4-7

- Fri 2009-05-29
- Statistics: Median, Math Connections 1.4. Problems (p.36ff) all (1-6)

- Thu 2009-05-28
- Statistics: Calculator stats, stem-and-leaf plots, histograms. Math Connections 1.3. Problems (p.25ff) 1a (just list a few), 1b; 2 (just use the first column)a, b,f; 3; 5a-f (use calc for histogram)

- Wed 2009-05-27
- Statistics: Mean and mode, dotplots. Math Connections 1.2. Problems (p.17ff) 1, 3, 5-7.

- Mon 2009-05-25 Memorial Day
- Fri 2009-05-22
- Probability test

- Thu 2009-05-21
- Another simulation and probability review 2

- Wed 2009-05-20
- Probability review 1

- Mon 2009-05-18
- Probability: repeated binomial experiments

- Fri 2009-05-15
- Sums of dice (spreadsheet)

- Thu 2009-05-14
- Independent events

- Wed 2009-05-13
- Dependent events and probabilities

- Mon 2009-05-11
- Expected value

- Fri 2009-05-08
- More probability and counting

- Thu 2009-05-07
- Probability simulations
- Simulation data (pdf, OpenDocument (OpenOffice), Excel)

- Wed 2009-05-06
- Probability intro

- Mon 2009-05-04
- Counting quiz

- Fri 2009-05-01
- Final review: Functions review (from 2008-09-19!)

- Thu 2009-04-30
- Counting review

- Wed 2009-04-29
- Counting practice 2

- Mon 2009-04-27
- Counting practice

- Mon 2009-04-20 - Fri 04-24: April vacation
- Fri 2009-04-17
- Cumulative test
- First page of exponent properties review may help

- Cumulative test
- Thu 2009-04-16
- Cumulative review 2 (answers)

- Wed 2009-04-15
- Cumulative review 1 (answers)

- Mon 2009-04-13
- Counting: More combinations, Pascal's triangle

- Thu 2009-04-09
- Counting: Combinations

- Wed 2009-04-08
- Counting: Factorials and permutations

- Mon 2009-04-07
- Counting: Multiplication principle

- Fri 2009-04-03
- Graphing quiz: 03-30, 04-01, 04-02

- Thu 2009-04-02
- Solving equations by graphing

- Wed 2009-04-01
- Other graphs: Translations

- Mon 2009-03-30
- Other graphs: Square root and absolute value

- Fri 2009-03-27
- Test: distributing and factoring

- Thu 2009-03-26
- More Review: distributing and factoring

- Wed 2009-03-25
- Review: distributing and factoring

- Mon 2009-03-23
- Finding vertex of a quadratic

- Fri 2009-03-20
- Quadratic special cases

- Thu 2009-03-19
- Finding zeros and checking

- Wed 2009-03-18
- Factoring to find zeros

- Mon 2009-03-16
- Quiz on distributive property, factoring (
*a*=1) - Classwork/homework:
More factoring
*ax*^{2}+*bx*+*c*

- Quiz on distributive property, factoring (
- Fri 2009-03-13
- Factoring
*ax*^{2}+*bx*+*c*

- Factoring
- Thu 2009-03-12
- Factoring quadratics

- Wed 2009-03-11
- Quiz on quadratics

- Mon 2009-03-09
- Quadratic review 2
- Play with Graphing quadratics (just use standard form)

- Fri 2009-03-06
- Quadratic review 1
- Play with Graphing quadratics (just use standard form)

- Thu 2009-03-05
- Multiplication table working backward

- Wed 2009-03-04
- More distributive law & algebra tiles

- Mon 2009-03-02 snow day
- Fri 2009-02-27
- Distributive law & area with algebra tiles
- Play with algebra tiles online to understand distributive law

- Thu 2009-02-26
- Distributive property. Also red Algebra 1 textbook: page 587 #36-47, page 593 #27-32. Do all problems using a multiplication table, just as in today's class work. For now, ignore the alternate methods taught in the textbook.

- Wed 2009-02-25
- Quiz: Exponent properties

- Mon 2009-02-23
- Exponent properties review

- Winter break!
- Fri 2009-02-13
- Test on exponentials (but not exponent properties yet)

- Thu 2009-02-12
- Exponential review day 2

- Wed 2009-02-11
- Exponential review day 1

- Mon 2009-02-09
- Square roots and radicals: Classwork: Unit 5 Investigation 5 (p. 335-337)
- Homework

- Fri 2009-02-06
- Negative exponents, division properties

- Thu 2009-02-05
- Exponential decay: finding the multiplier

- Wed 2009-02-04
- Modeling decay: coins etc

- Mon 2009-02-02
- Unit 5 Investigation 2 (Exponential decay: insulin), probs 1-6 p. 326-329. After doing prob 3, redo 2 and 3 with a different drug, nilusni, in which you lose 5% (.05) of the concentration every minute. Prob 4: look ahead to prob 5; prob 6: check your work by looking at the graph on p. 327.) Also Summarize the math, p. 328. On your own: ?

- Fri 2009-01-30
- More exponent properties

- Thu 2009-01-29
- Exponential decay. Page 323-324: Investigation 1 question 1; pages 338-339: problems 1, 2, and 3. Or use packet

- Wed 2009-01-28: snow day
- Mon 2009-01-26
- Quiz
- Review: p. 290-303 in Core-Plus textbook (see above for online version or borrow a physical book). Homework starting 2009-01-12

- Fri 2009-01-23
- Review exponential and linear growth
- Calculator info for linear and exponential regression

- Thu 2009-01-22
- More exponential growth
- Calculator info for linear and exponential regression

- Wed 2009-01-21
- Percent growth

- Mon 2009-01-19 No school: Martin Luther King Day
- Fri 2009-01-16
- Linear and exponential growth

- Thu 2009-01-15
- Exponential growth day 3

- Wed 2009-01-14
- Exponential growth day 2

- Mon 2009-01-12
- New unit: exponentials!
- Exponential Growth (Day 1)

Quadratic quiz review

- Cumulative test
- Review: Wed 2009-01-07 plus anything we covered up to 2008-12-10

- Cumulative test review

- Quiz: quadratics (postponed)

- No class: snow half day

- Quadratic review

- Solving quadratic equations graphically

- More ways find the vertex

- Quadratic zeros, y-intercept, symmetry

- Intro to quadratic functions

- Systems test covers everything Nov 19 and later, textbook 7.1-7.5

- Systems review 2

- Systems review 1

- Solving systems using elimination, day 3

- Solving systems using elimination, day 2
- Experiment graphically with example 1

- Solving systems using elimination, day 1

- Solving systems using both substitution and graphing

- Solving systems of equations using substitution

- Solving real-world problems using systems

- More Solving Systems with Graphs

- Quiz on solving equations with graphs and tables (everything since 2008-11-07)
- Homework: Solving a system graphically

- Review: Solving equations with graphs and tables

- Graphical solving of inequalities

- Solving equations using zeros

- Solving equations on calculator

- Solving equations using tables

- Quiz on inequalities
- Covers packets Solving inequalities, Graphing solutions of inequalities, Inequalities with and/or, Inequalities review.
- Homework: Graphical solving of equations

- Inequalities review. Homework
- Hints and worked-out answers to a few review problems

- Inequalities with and/or. Homework

- Graphing solutions of inequalities. Homework.

- Cumulative test

- Homework: Cumulative review

- Homework: Solving inequalities

- Test on linear functions

- Homework: Last day of linear review
- Play with the algebra toys on the toys page. Answer all questions in the algebra section, except the absolute value questions are optional and really aimed at my Algebra 2 classes.

- Homework: More linear review

- Quiz on linear regression

- Word problem practice

- Horizontal and Vertical lines, Predictions using best fit lines and extra problem

tree age | tree height |
---|---|

3 | 6 |

72 | 60 |

25 | 21 |

24 | 18 |

5 | 9 |

42 | 35 |

17 | 14 |

50 | 40 |

5 | 11 |

87 | 70 |

- Best fit lines (
*new and improved, esp. problem 5, or see table at right*) - Linear Regression on a calculator

- Point/Slope Form

- Linear Standard Form

- Quiz!

- Get ready for a quiz in the early part of next week.
- Lesson/homework: Linear Review for quiz, Review equation solving

- Get ready for a quiz in the early part of next week.
- Lesson/homework: Line given point & slope

- Lesson/homework: Application problems: mx+b

- Lesson/homework: Lines on calculator/Perpendicular lines

- Lesson/homework: Slope-intercept equations and graphs

- Lesson/homework: Slope of a linear function

- Test: Functions

- Test Wednesday, Sept 24!
- Lesson/homework: Go over Friday's Lesson/Homework and do Slope of a linear function.

- Lesson/Homework: Functions review

- Classwork/homework: Graphing calculator basics and >Graphing calculator graphing

- Lesson/Homework: Domain and range

- Lesson/Homework: Back and forth between tables and graphs

- No homework!

- Lesson/Homework

- Lesson
- Homework: Functions in the real world

- Lesson (pdf)
- Homework: Functions

- Lesson
- Classwork/homework: variables, input/output