I had to give back a loaned TI-83+ in June, and I purchased a TI-89 to replace it. I've figured out how to do most things, except these two which are really annoying me:1. Cubic and higher roots ...

The TI-89 is a graphing calculator used in advanced mathematics classes and approved for use on examinations like the Scholastic Aptitude Test and various Advanced Placement tests. While its large ...

Statistically speaking, if you’ve held a graphing calculator, it was probably made by Texas Instruments. The TI-89 Titanium continues this legacy with more memory, more pre-installed ...