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Texas Instruments TI-84 Plus Graphing Calculator by Texas Instruments
Digital Photo Product DetailsManufacturer: Texas Instruments Format: CD Model: TI-84 PLUS Color: BLACK Product features: - Graphing calculator handles calculus, engineering, trigonometric, and financial functions
- USB on-the-go technology for file sharing with other calculators and connecting to PCs
- 11 apps preloaded
- Displays graphs and tables on split screen to trace graph while scrolling through table values
- Backed by 1-year warranty
Accessories:
Digital Cameras Photo Reviews of Texas Instruments TI-84 Plus Graphing CalculatorCustomer Review: Easy to operate, does what it needs to do Summary: 5 Stars
I bought my first TI graphing calculator in 1993 (the TI-85) and used that for several years until I was required to upgrade to an HP 48G+. Since those calculators had carried me through the past 16 years of college and work, I was wary when this year's "school supply list" required us to spring for a TI-84 Plus.
Since these calculators are often "required" for middle school through college these days, I understand how the manufacturer can get away with its exorbitant price tag. That being said, we were persistent bargain shoppers and pounced the day we saw the price take a nose dive.
The calculator is fairly straight forward to use, and batteries are included. We have found that school textbooks tend to have step-by-step tutorials on certain subjects, and that the teachers use the calculator daily in class (whatever happened to graphing with pencil and graph paper?). Because I have used a very similar calculator before, I have been able to instruct my student in every issue that has come up so far. We have not had to use the manual.
Overall, I have no problems with this calculator, which does what it needs to do. I do know these are a prime target for thieves at school (often turning up at pawn shops, where you can buy your own calculator back for about $45), so we are protecting the calculator as an investment. If your school gives you the option of using a TI-83, however, you can get essentially the same functionality at a lower price. (Go for it.)
Description of Texas Instruments TI-84 Plus Graphing CalculatorThe Texas Instruments TI-84 Plus Graphing Calculator features USB on-the-go technology for file sharing with other calculators and connecting to PCs,handling calculus, engineering, trigonometric, and financial functions, 11 apps preloaded, and displays graphs and tables on split screen to trace graph while scrolling through table values. 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. 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 is completely compatible with its predecessor. From that well-established platform, this new model adds more speed (a processor that's 2.5 times faster), more memory (24 KB RAM and 480 KB of Flash ROM), an enhanced high-contrast display (eight lines by 16 characters), and more beloved Apps.  | | 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 13 pre-loaded Apps and supports all TI-83 Apps. | Thirteen Apps are pre-loaded, including 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 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, 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 included normal slide case is great for desktop work. | The TI-84 Plus is powered by four AAA alkaline batteries (not included) and one silver oxide battery (included) for backup, with an automatic shutoff to save energy. It also comes with a hard normal slide case and is supported by a one-year limited warranty. What's in the Box TI-84 Plus, normal slide case, TI connectivity cable/USB cable, silver oxide battery, TI Product CD-ROM with full reference Guidebook and free software Apps, warranty information; four AAA batteries not included, alkaline recommended
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