Texas Instruments TI-89 Titanium Graphing Calculator
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Texas Instruments TI-89 Titanium Graphing Calculator

$134.99 1 store
  • Key Size: Regular
  • Type: Graphing
  • Display Type: Large
  • Power Source: Battery
  • Size: Handheld
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Texas Instruments TI-89 Titanium Graphing Calculator

The Texas Instruments 89 Titanium is built in a sleek professional design that is easy on the fingers for long hours of work. The design is gently curved to fit comfortably on the hands. This advanced graphing calculator includes a wide variety of functions, from basic mathematical problems to complex statistical functions. This calculator can create animations, 3D graphs, contour plotting, and more. Users can graph with six different functions including polar graphing and differential-equation graphing. The Texas Instruments 89 Titanium includes comprehensive symbol manipulation, as well as an easy to use text editor for taking notes quickly. This Texas Instruments scientific calculator features a built-in split-screen mode to make scrolling through complex graphs easier. Users can view equations on one side and the graph on the other for easier understanding and manipulation. This device can also seamlessly link to computers or other TI calculators to share notes and equations. The Texas Instruments 89 Titanium also includes a flash memory for ultra fast calculations and upgrades to keep the calculator updated. The advanced graphing calculator can save many functions with its 2.7 MB of flash memory as well as download programs to make it even more versatile. This Texas Instruments scientific calculator comes with a program editor to allow full customization of menus and applications.

Product Review Summary

93% recommend this product
5 stars
4 stars
3 stars
2 stars
1 star
  • Great Design (2)
  • Good Value (1)
  • Quality Construction (1)
  • Reliable (1)
  • Efficient (1)
  • Difficult to Use (2)
Good For
  • school (2)
  • Everyday Use (1)
  • Business (1)
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Consumer Reviews


Texas Instrument - 89

bygraffitiblob Dec 5, 2013
9 Helpfuls 10 Helpfuls Was this review helpful?
Pros Functional abilities, easy reading screen, powerful
Cons Large manual, slow input time
Recommended it? Yes

The TI-89 is a great calculator, with many, many, many functions. Although there is a learning curve (the manual is quite large), once you master it, it is quite easy to use. This calculator has it all: integrals, derivatives, Taylor polynomials, 3D graphing, matrix operations, polynomial... Read full review »


Texas Intruments are Great

byshay1234 Jan 23, 2012
3 Helpfuls 4 Helpfuls Was this review helpful?
Pros It's easy to use 
Cons It's not on the slim side<br>Not for everybody 
Recommended it? Yes

As a student I need all the help I can get. I can surley say this product really helped me in the long run. Once you learn the functions. Read full review »


Holy cow!

bykathryncc Apr 11, 2010
1 Helpfuls 2 Helpfuls Was this review helpful?
Pros Can do anything, large screen, shows EVERYTHING you input, long battery life.
Cons Large, but to fit all that thinkin' power.  Also, I wish it had a backlight.
Recommended it? Yes

Bought this TI 89-Titanium my senior year of high school for my calculus and physics classes.  Also, thought I would be using it in my mechanical engineering courses (didn't work out).  But I still use this thing!  It's amazing how much you can do with it - derivatives, integrals,... Read full review »

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Available From

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Texas Instruments Ti-89 Titanium In Box (idwp24647)

Store Note: Buy it new & now! with eBay Buyer Protection

Home | About Us | View All Listings | Compare TI Models | FAQ | Payment | Warranty Texas Instruments TI-89 Titanium NEW IN BOX (ID#WP24647) The PACKAGE comes with (1) Cover (1) Battery Cover (4) AAA Batteries (1) TI-89 Titanium CD Manual Copy (1) USB Computer to Calculator Cable.  (1) Mini USB to Mini USB Cable. (1) TI-89 Titanium Calculator. May have a Ripped Peg Hole     INTERNAT IONAL CLIENTS Priority Mail International shipping is NOT TRACKABLE but is insured.  The info uploaded is a Cus

Stock Availability: In stock
Store Note: Buy it new & now! with eBay Buyer Protection
Base Price: $134.99
Shipping: Free Shipping
Total Price: $134.99

Product Details and Features


Additional Features Case Included

Key Features

Key Size Regular
Type Graphing
Display Type Large
Power Source Battery
Size Handheld

Product Identifiers

UPC 20033317192032
MPN TI89 Titanium

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