Texas Instruments 89T/TBL TI 89 Graphing Calc Titanium w USB Cable

This versatile graphing calculator features advanced functionality and 3D graphing that makes problem-solving for AP®, advanced mathematics and engineering courses easier. Built-in Computer Algebra System (CAS) allows you to explore and manipulate mathematical expressions in symbolic form.

Built-in functionality

• Electronically upgradable graphing calculator gives you the most up-to-date functionality and software applications (apps)
• About 188 K bytes of user-available RAM
• About 2.7 MB of user-available Flash ROM for data archive and apps
• 100 x 160 pixel display
• Internal clock with date and time display
• Icon desktop that allows easier access to apps and editors
• USB port for computer connectivity, unit-to-unit communication with TI-89 Titanium graphing calculators via Presentation Link™ adapter
• I/O port for communication with other TI products
• TI Connectivity Cable included
• TI Connectivity Cable and TI Connect™ software allow information to be transferred to and from a computer and printed or stored on disk
• Included apps: CellSheet™, EE*Pro®, Finance, NoteFolio™, Organizer, Polynomial Root Finder, Simultaneous Equation Solver, StudyCards™, Symbolic Math Guide
• Apps are available from TI and other leading developers
• Advanced Mathematics Software functionality is suitable for college mathematics and engineering coursework
• Pretty Print shows equations and results with radical notation, stacked fractions and superscript exponents
• Active Calculator Home history screen can hold up to 99 previous entries for deep recall
• Real and complex numeric results
• Symbolic manipulation for algebra, calculus and differential equations
• Over 100 symbolic units in 28 categories for use in equations, computations and unit conversions
• Twenty stored constants with symbolic units for scientific calculations
• Graphs functions, parametric and polar equations, recursively-defined sequences, three-dimensional surfaces, and differential equations
• Up to 99 graphing equations defined and saved for each graphing mode
• Numeric evaluation of functions in tables and data variable format
• Interactive analysis of function values, roots, maximums, minimums, integrals, derivatives, intersections, inflection points, and arc lengths
• Recursively-defined sequences access any number of previous terms
• Slope and direction fields for exploring differential equations
• RK and Euler numeric differential equation solving methods
• Real time rotation of 3D surfaces
• List-based one- and two-variable statistical analysis, including 10 regression models
• Statistics plots including scatter, xy-line, box and modified box plots; histograms and regression lines are available
• Matrix operations including inverse, determinant, transpose, augment, elementary row operations and reduced row echelon form; matrix elements can be real or complex and numeric or symbolic
• Advanced matrix operations including eigenvalues, eigenvectors, LU and QR decompositions
• Column-logic expressions in data/matrix editor are retained for automatic recalculation when values change
• Interactive numeric equation solver
• Hexadecimal and binary operations and conversions
• Extensive programming capability with number and size of programs limited only by available memory
• User-definable functions extend built-in functionality
• Optional assembly language programming
• Alphabetical CATALOG to access and show help information for each function and command
• Memory management to create folders for specific applications or subjects
• More than 250 symbols in the character set, including Greek, system and international characters
• Compatible with CBL™ 2 system to allow collection and analysis of real-world data
• Link with another TI-89 Titanium, TI-89, Voyage™ 200, TI-92 Plus or TI-92 calculator
• Impact-resistant slide case

Hardware

• Powered by four AAA batteries with a silver oxide battery backup to protect RAM memory during main battery change

Connectivity

• Electronically upgraeable graphing calculator allows you to have the most up-to-date functionality and software applications (apps)
• TI Connectivity Cable (optional) and TI Connect™ software allow information to be transferred to and from a computer
• Link with another TI-89 Titanium or Voyage™ 200

Limited Warranty:  Year from Texas Instruments