Thursday, August 18, 2011

Mastering Algebra - Recognizing the special products and factors - Part I

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▷▷▷Mastering Algebra - Recognizing the special products and factors - Part I

One of the main problems in algebra is the learning of specific products and their respective factors to recognize. For example, the special polynomials, which for the difference of two perfect squares and perfect square trinomials standard factors that are easy to get, once recognize these polynomials, it can be. Knowing the vocabulary of algebra is a long way toward resolving this often difficult time-to-school-kids theme. We try toLook at some of these specific products and master, so that bother again.

Algebra is essentially two things: constants and variables. A constant is nothing but a number whose value is constant, the value never changes. A variable that is located on the side for a constant whose value varies. The constants and variables in a bewildering variety of ways to be connected together to form all types of simple expressions and, yes, complicated. Acategorize the large number of expressions to give names to some mathematical expressions that meet certain criteria. Let's examine some of us.

That is, as an expression of polynomial algebra are often encountered in a combination of constants and the same variable, so the expression looks like this: a (n) x ^ (n) + a (n-1) x ^ (n -1) + a (n-2) x ^ (n-2) + ... + A (1) x + a (0), in which each of the one (s) 's is a number like 3, 4, or -2, and the symbol "^" means "power."That is, if n is 5, then we increase the variable x to the power 5, then the fourth and downward by 1 each time, until you reach the first and then get the power of 0. (Remember, any expression of power or the number 0 is always 1). Examples of polynomials are not a constant as 2 or 3, each variable of any power, like x ^ 5x ^ 2 or 5, and all combinations of constants and a given variable at different powers. (Remember: In order to classify as a polynomial, we allow only positiveinteger exponents, fractions and negative numbers that are not allowed as an exponent).

Polynomial derived from the Greek word "poly" means many. This polynomial has many terms. We also polynomials binomials-two terms, from "bi" = two, three words, the three concepts of "tri" = three. Examples of binomials (x - 4), (x + 5) and (3x - 4). Examples are trinomial 2x ^ 2 - 3x + 4 2x ^ 2 + ex + 1(Remember that 2x ^ 2 2 x times x times the new medium.)

After understanding the above concepts, we are able to master the progress of specific products and factors, and also see how these come into play in real world applications. Then we are able to recognize these special products and can now be split into its component factors. Stay tuned ...


TI83 Calculator






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Sunday, August 7, 2011

Buy Texas Instruments TI-83 Plus Blue Graphing Calculator

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Texas Instruments TI-83 Plus Blue Graphing Calculator

List Price: $0.00
  • Texas Instruments 83PL/CLM/1L1/V TI 83 PLUS CALCULATOR BLUE

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Tuesday, July 26, 2011

Back to School Savings

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▷▷▷Back to School Savings

Back to school. Damn! What a relief. Even if you do not forward, looks to provide lists of school and shopping ahead of the big day, I am grateful for the peaceful days that he was before me. I love my children, but does not like the long summer days playing referee to numerous conflicts between siblings, three teenagers and pre-adolescents, have each determined individually, the days go their way.

Two and a half months later I'm ready for anything, but pushes them out the door soSchool! But in reality, I must congratulate the children. What no one has suffered serious injuries throughout the head butting is truly a miracle! Safely survive the summer, now put yourself ready to walk with courage the halls of peer review. Hard to believe that they can actually be excited. But they are, as always, every year, has been eagerly awaiting the big day.

I'm almost ready to return these to school, leading to today's science. My oldest of fourClass child reaches 10 years and the youngest is 4 Place. Here's how I get back to basics with the school:

Knowing what is "essential"

You have your list "back to school." Stay with it. Your child may have groped to convince you that way, you have a pack of 20 different colored gel pens. Your answer (or question): "Where is it written"

Set limits

You know how much you spend, if you must have for every budget. And everyone shouldbe.

Negotiate

If you prepare more than one child for school, you sometimes have to negotiate. Give and take. For example, a child can gain a wealth of clothes Hand Me Downs, which happens more often than not have a family with three girls like us. This leaves the older son needed more clothes than the others, because there is little or no integration of the wardrobe again limited existing wardrobe. The older child may give a new backpack for the other newClothing and allow the younger child backpack new sport. The older child has a backpack that has been in the previous year.

I use commercial standards and tactics for some of the most re-purchases in the school:

Back to school clothes

Although not sure my budget to allow for a completely new wardrobe for school, I manage a new pair of clothes for each child and a pair of new shoes. If I never would be able to shame all the "I can not shake the school to gothe first day with the same clothes and old shoes! "Screams.

I found that once the first few days, it's not really identify. After the first day, first impressions are all carved in stone and there's no turning back. Everything is old news by the second week of school. Realizing this, I know just a little 'new clothes for the start of the school year. I usually add new clothing throughout the year when my budget allows, and always some newClothing in the list of Christmas gifts for each child.

Of course, I prepare early to make any sales and scanning the racks of all game. I often buy clothes for school, many months in advance, when winter goes away inventory to stores. If you do this, remember, for the growth of time that can be worn. I'm pretty well in the future guestimating size.

If you have only one or two children can go to school dressed in a non-budgetChallenge for you. But with four children, I use every tactic known to save money, reduce costs.

Backpacks and clamp

These two points are probably among the most expensive on the list campus delivery. That is, next to the infamous TI83 calculator, no more than 7 students and up to demand. I must say that I recently had a headline in the Financial News, which saw it as something to read, "Texas Instruments announces the highest profit on all of last month." Well, it's not a big surprisethere! I could not help but laugh.

Backpacks and binders are still used until they fall apart in our house. Most backpacks have a washing machine washable and weather quite well. I usually let it dry on a sunny day. New backpacks and binders (for sale), or almost new (bought in second hand stores and flea markets) are only in the absence of a residue suitable for acquired over the previous year.

It 'true that the more expensive packages (such as JanSport) really last Thursmore. My children have had two, sometimes three, of the economic activity in recent years. My daughter has a Jansport, is in Year 3. This makes it the best deal in the long run. Search for the best marks for the sale or out of season!

I noticed that sometimes two is better than a zipper binders. Rather than pack a bin to a point projecting weak, divided the subjects into two bins, and will last longer.

The Infamous calculator TI83

I can not imagine that myFather's face, if the school had told him that I needed a machine that costs about $ 100. I laugh at the thought! But it's not funny now. In most school systems in the TI83 calculator now, of course, is a requirement for every child in a pre-algebra. The best sale price for this I have seen are around $ 70 mark was. This is a sale price and a discount.

I saw several listed on e-bay. Those who have observed, depending on how "used" ranging from $ 45 to $ 60Media, and you have to pay shipping charges of $ 10 to $ 20. Someone said they were lucky to find one in a pawn shop for about $ 45.

If you really can not afford one of these computers do not worry. Call for information about your school, what options they have for such situations. Many classes have computers that can be borrowed during the lessons. Many schools offer a rental program for about $ 10 per semester. This can be a great help if you have more than one child, have needs thatthe computer.

The rest of the list

Pencils, pens, paper, notebooks, rulers, glue, book covers, etc., etc., etc. ..
Every year, shops and office supply stores offer drastically reduced the market leader to get your articles back to school supply business. The hope is that it provides for all your school shopping in one trip, and will reach other necessary items.

In general, one or two items every week for several weeks before school starts.Crayons, pencils, markers, paper and rulers, to name but a few can be purchased for less than 0.10 cents per piece!

Buy enough of these items when sold to the whole of last year. I also have accumulated a stock, which is done in the next year. So when I run out of money, there is no need to buy some items at all. Keep an eye on the sales flyer and buy only the items that sales and public, for each store you frequent. Go back to the shopother items for sale.

Find discounts on the back of the school year. Many national drug store chains, discount programs with school supplies as well as offering sales discounts, which in vacant positions.

For the most part, I use all the money saving strategies that I use all year round to the back to school supplies store. As with all budgets cost savings, the combination of money saving strategies to maximize the best strategy.

Planning and budgeting for the schoolis the best strategy. A good budget plan is like a good friend. Remains strong and stable.


TI83 Calculator






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Friday, July 15, 2011

Save big Texas Instruments TI-85 Graphing Calculator

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Texas Instruments TI-85 Graphing Calculator

  • Size: Hand-held
  • Calculator Type: Graphic
  • Without Print Option

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Sunday, July 3, 2011

Big Deals Casio Graphing Calculator (FX-9750GII-WE)

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Casio Graphing Calculator (FX-9750GII-WE)

List Price: $49.99
  • Graphs from tables
  • PC link port
  • 21 x 6 character displ
  • Fraction key
  • Complex number calc

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Tuesday, June 21, 2011

Texas Instruments TI-84 Plus Silver Edition Graphing Calculator (Pink)

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Texas Instruments TI-84 Plus Silver Edition Graphing Calculator (Pink) Review

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  • Advanced graphing calculator
  • 1.54 MB RAM, 480 KB flash ROM; 30 pre-loaded applications
  • Advanced statistics and financial features
  • Built-in USB port and I/O port; unit-to-unit link cable
  • Split screen displays graph and editor or graph and table
Texas Instruments, Inc. TI-84 Plus Silver. All the functionality of the TI83 Plus Silver with the added advantage of 9x more memory, speed and a selection of pre-loaded calculator applications (APPS). Includes TI Graph LINK for Windows. Plus a new stylish metallic silver case. 4 AAA batteries. Amazon.com Product Description Building on the hugely popular TI-83 Plus, which is perhaps the best-selling calculator of all time, the TI-84 Plus pink edition is completely compatible with the TI-83 family. From that well-established platform, this new model adds more speed (a processor that's 2.5 times faster), an enhanced high-contrast display (eight lines by 16 characters), changeable faceplates (pink included), and a suite of 30 applications. And with nine times more memory than the TI-83 Plus (1.54 MB of RAM, 480 KB Flash ROM), there's plenty of room for even more applications and your own data storage.

Includes a USB Port and cable.
It also adds USB on-the-go technology (cable included) that can be used to share files with other calculators or to connect to PCs or optional presentation tools.

Comes with 30 pre-loaded applications and supports all TI-83 Apps.
Thirty applications are pre-loaded. Popular application titles include Cabri Jr., CBL/CBR, Conic Graphing, Inequality Graphing, Probability Simulations, Science Tools, StudyCards, TimeSpan, Topics in Algebra 1 Chapter 5, Topics in Algebra 1 Chapters 1-4, Transformation Graphing, and more. For students in math and sciences, the TI-84 Plus pink edition is a powerful, problem-solving tool with features for storing, graphing, and analyzing up to 10 functions. Plus, it displays graphs and evaluates tables on a split screen, allowing you to trace the graph and scroll through table values simultaneously.

Split screen lets you view a graph and its equation at the same time.
With the TI-84 Plus pink edition, you can view an equation, its graph, and the coordinates all at one time. Jump from point to point by entering a number. Several useful plot types are available, including scatter, box-and-whisker, XY-line, histogram, and normal probability plots. Advanced statistics and regression analysis, graphical analysis, and data analysis are readily accessed, along with features for calculus, engineering, financial, logarithm, trigonometry, and hyperbolic functions--all crucial tools for advanced analysis. With its clear display and fast processing, the calculator incorporates graphing tools for mathematics and science course work, including statistics and finance.

The optional kickstand slide case is great for desktop work.
The TI-84 Plus pink edition is powered by four AAA alkaline batteries (not included) and one silver oxide battery (included) for backup. An automatic shutoff feature is included to save energy. It is supported by a 1-year limited warranty.

Optional color faceplates add flare.
What's in the Box
TI-84 Plus pink edition, USB cable/TI connectivity cable, pink faceplate, silver oxide battery, TI Product CD-ROM with full reference guidebook and free software applications, and warranty information.

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Friday, June 10, 2011

College - the technology needed for today's students

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▷▷▷College - the technology needed for today's students

The world has changed and the students' needs have changed. Previously it was enough that the paper, pens, highlighters and notebooks have been all that was to be prepared for college. But in the fast-paced world of technology today is much more needed to be successful. You need the right technology.

Here are some suggestions of what you need.

Laptop Computers

Students now have the portability of a laptop, not only on the desktopCut more. But many of the properties contained in a laptop are not absolute and are negotiable. Different students require different memory, graphics and accessories.

One feature that is negotiable is the memory. In most cases, the standard RAM and hard drive is more than enough for an average student. However, if the focus is computer graphics or programming that you can have a large memory system. Call your account manager or someone in your computerDepartment and ask for your computer.

The following features you want to include in any case in your system:

DVD R / RW CD-RW Wireless USB 4.6 ports 1 x SD 1 Fire Wire Port

favorite brands: Compaq, HP, Dell and Toshiba.

Featured stores: Wal-Mart, Best Buy, Office Depot, Office Max and online.

Price range: $ 399 - $ 1.299

1-8 GB USB Flash Drive

Even if the USB drive does not jump on his 8-GB, is a pleasant and comfortableSize. The USB drive will be very useful for transferring data from one place to another and allows you to information without taking the entire computer.

favorite brands: Lexar, Kingston, SanDisk and Ativa

Featured stores: Wal-Mart, Best Buy, Office Depot and Office Max

Price Range: $ 29 - $ 79

MP3 player or iPod

An MP3 player can be a great success with many uses. The most important use is to feel the ability to record lectures and theneverywhere. You can include music, data and video. The possibilities are endless.

If at all possible purchase of a player who accepts Micro SD cards, which can store more information on your iPod or MP3.

favorite brands: Sansa, Apple iPod, Samsung, Philips and Zune.

Featured stores: Wal-Mart, Best Buy, Office Depot, Office Max and Circuit City.

Price Range: $ 29 - $ 349

Note: If your budget can afford it, going to the DownloadVideo.

2 to 4 GB SD memory card

Invest in a couple of SD memory cards to store data for easy access and portability. SD cards take up little space and can easily be transported from one place to another.

You might even consider a micro SD adapter to use on a laptop, MP3 player and digital camera.

Whatever you choose always, you'll be glad you invested in a series of SD Memory Cards

favorite brands: SandiskAtiva and Kingston.

Featured stores: Wal-Mart, Best Buy, Office Depot, Office Max and online.

Price range: $ 4.99 - $ 79.00

Graphing Calculator

If you opt for science, mathematics or related study pre-med need a graphing calculator. Do not waste your time with a simple calculator and other scientific calculator. Need a graphing calculator. The best graphing calculator for the money, the TI-83 Plus and TI-84 Plus I prefer the TI-84 silverEdition.

Featured stores: Wal-Mart, Best Buy, Office Depot, Office Max, Staples and eBay.

Price range: $ 79 - $ 189

Wireless printer

Although most universities have a printer available, the convenience is worth to have a wireless printer in your dorm room the investment. You can get a good inkjet printer or a laser printer at a very reasonable price. Just compare e.

TIP: If you have your printer with the roommate, to help them buyInk refills.

favorite brands: Dell, HP, Lexmark, Epson and Canon.

Featured stores: Wal-Mart, Best Buy, Office Depot, Office Max and online.

Price range: $ 69.00 - $ 299.00

Summary

The articles also require some accessories such as CD and DVD. You want to get a good laptop bag or carrier to transport the computer. You can also get a laptop mouse, if you have problems with a touch pad.


TI83 Calculator






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