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Texas Instruments TI-89 review
The powerful CAS (Computer Algebra System) calculator for Secondary school and University includes as much ROM memory as the Voyage 200 in a modern design. A built-in USB port and included USB cable make it easy to take advantage of Apps that are available for a variety of topics. The TI-89 Titanium is great for those who desire power and portability.
ROM memory available to the user: 2.7 MB
RAM available to the user: 188 KB
High Resolution Display: 100 × 160 pixels on a high-contrast display allow easy viewing of information, including split screen capability with many applications
CAS (Computer Algebra System) for algebra, calculus and matrix algebra, enabling you to manipulate mathematical expressions and functions
Technology enables electronic upgrade ability for maintenance upgrades and new software download
Graphs functions, parametric equations, polar equations, recursively-defined sequences, 3-dimensional surfaces, and differential equations
Analytic and numeric solution of differential equations
Real-time rotation of 3-D surfaces and contour graphs help you visualise in 3-D Constants and unit conversions
Statistical regressions
Calculation of eigenvalues and eigenvectors
Functions of a matrix
Text and data editors for managing data, matrices and scripted programs (or simple textual information)
Pretty Print option shows input and output as it would be written mathematically
TI-Basic and Assembly programming option
Active home history screen can hold up to 99 previous equations for deep recall
Catalogue of built-in functions: the catalogue provides syntax listings for every command and function
Preloaded with several Apps including CellSheet™ and Statistics with List Editor
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