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Algebra Class
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“The hardest arithmetic to
master is that which enables us to count our blessings.” ~Eric Hoffer Reflections
On The Human Condition |
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Remember to work on the packets I gave you to
prepare for the Algebra exemption exam or SOLs. Use the Pre-algebra website for review of
basic concepts too.
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Monday |
5/19/08 |
p. 386 #3-30 (3s), 31, 33 |
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Tuesday |
5/20/08 |
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p. 419 #1-19 odds ·
E.C. project: message, written in
code, to rising Algebra students.
Provide me w/ the answer, in words and numbers, an the equations that
make up the message on separate paper.
Use equations from at least 5 chapters of the Algebra book. |
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Wednesday |
5/21/08 |
No hw – due to Field Day |
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Thursday |
5/22/08 |
p. 423 solve #3, 6,9 (from Oral Exercises) p. 427 #3-18 (3s) |
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Things to Remember: °
Standard form of a linear equation is: ax + by
= c °
Slope = rise
= vertical change run = horizontal change °
Slope = y2-y1
= ordinate x2-x1 abscissa °
The
basic property of a straight line is that its slope is constant. °
The
slope of every horizontal line is 0. °
A
vertical line has no slope. |
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More Things to Remember: °
Slope-intercept
form of an equation of a line: y = mx + b: m is the slope; b is the y
intercept. °
Plot the y
intercept point first, then plot the second point by using the slope. °
Different lines
w/ the same slope are parallel °
Parallel
lines that are not vertical have the same slope. °
The slopes
of perpendicular lines are negative reciprocals of each other. °
The
substitution method for solving a system of linear equations in two
variables: 1.) solve one equation for a variable that has a 1 or -1
coefficient; 2.) substitute this expression in the other equation and solve
for the other variable; 3.) substitute this value in the equation in Step 1
and solve; 4.) Check the values in both equations. |
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·
REMEMBER: Use the link to the Pre-algebra textbook’s website
for additional tutoring and practice! The
link is highlighted below. ·
Diocesan Algebra 1 Exemption Exam will be on May 31, 2008,
at your high school. ° You must arrive 15
minutes early to your testing site!!! ° O’Connell’s test starts
at 9:00 a.m. ° Paul VI’s test starts at
8:30. ° Test will be 90 minutes. ° Calculators are NOT
permitted. |
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Parent Page
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Top of page
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Below, are some websites you
and your child(ren) might find useful.
On these sites, a student may practice and review previously learned
concepts, or develop a better understanding of a new concept.
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Web Links |
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Good Algebra Site: http://www.themathpage.com/alg/algebra.htm
- several great lessons that provide immediate feedback and allow the
student to progress to more challenging concepts http://www.themathpage.com/alg/radicals.htm.
- same site as above: lesson on radicals (square roots). |
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Here is the link to the
new Pre-Algebra textbook… A GREAT resource to introduce you to concepts you missed when you
took Pre-Algebra, and reinforce concepts you haven’t used in a while: http://www.mcdougallittell.com/ml/math.htm Use this link to visit the website for our new Pre-algebra textbook. The following directions will get you to the portion of the site which allows the student to do vocabulary “flash cards.” 1.) Click the link, above 2.) When you get to the home page: 3.) under “Choose a Subject Area,” click on “Middle School” 4.) Scroll down and click on the link provided for the Pre Algebra Book Click on “ClassZone: Companion Website and look for
tutorials, games, Power Point presentations, and e-Workbook pages to
reinforce what we are learning in class. For chapter 6 practice: http://www.purplemath.com/modules/polydiv.htm This link takes you to a page that
demonstrates how to simplify polynomial fractions. The second and third pages are devoted to
long division of polynomials. For chapter 5 practice: http://mathforum.org/dr.math/faq/faq.learn.factor.html This
site introduces factoring and provides opportunities to practice at various
levels. (ch. 5) http://www.mathplayground.com/games.html
-- Fun and Challenging GAMES! http://www.faust.fr.bw.schule.de/mhb/eratclass.htm This site is
great for finding all the prime numbers… it is an interactive version of
Eratosthenes’ Sieve! Click on numbers
until all the number with multiples are gone.
When the boxes turn red, you are left with only prime numbers. It may not work with all computers; you
need Java Script for it to run. http://www.algebralab.org/Word/Word.aspx?file=Algebra_DistanceRateTimeI.xml Good practice
for D=rt word problems. http://regentsprep.org/regents/Math/math-topic.cfm?TopicCode=polymult Multiplying Polynomials… This site has instructional information
about each topic along with “practice” pages that are interactive. The students can check their answers
immediately, to see if they are on the right track. Practice polynomials with powers, powers of
powers, and powers of products. POWERFUL stuff! -- yeesh-- Math TV: This site is designed to help middle school
students develop problem skills. It features step-by-step instructional
videos covering algebra, geometry, fractions, percentages, and probability. |
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http://www.funbrain.com/linejump/index.html Funbrain: This site allows children from pre-K to
grade 8 to practice math skills by playing interactive games online. The second link connects you to Line Jump,
one of the sites I recommended for working with integers. |
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Ask Dr. Math:
A site that allows students to ask questions. Students can search archives
for questions that have been asked in the past. |
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http://www.thinkquest.org/library/site_sum.html?lib_id=1555&team_id=29292 |
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http://www.purplemath.com/index.htm
- this site has lessons covering
numerous topics http://www.mathleague.com/help/algebra/algebra.htm |
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http://www.mathacademy.com/pr/minitext/anxiety/index.asp http://www.math.com/students/advice/anxiety.html These sites may help students to deal
with math anxiety and developing math skills: http://www.cimt.plymouth.ac.uk/projects/mepres/book7/book7int.htm This site was created by the Center for Innovation in Mathematics
Teaching. It provides the student
with interactive tutorials on many different mathematical concepts. Section 15.1 is one that I recommend for
students who needed help with integers. |
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