Find where to buy the TI-84 Plus CE graphing calculator in a variety of bold, fun colors.
Download free 90-day trial versions of the most popular TI software and handheld emulators.
Any TI graphing calculator can be programmed using a language called TI-Basic. In this blog post, learn how to get started coding with your TI calculator.
Explore teaching strategies to help students succeed on the ACT® math test using TI technology.
Discover the change of base rule for logarithms by examining the ratio of two logarithmic functions with different bases.
In Problem 1, students use the program DIFFBASE to compare the graphs of two logarithmic functions with different bases.
In Problem 2, students investigate the value of c, a constant factor, as the values of the bases of the logarithmic functions change.
Students can then use the values of the bases and c stored in a table, to guess a formula for calculating c.
© Copyright 1995-2019 Texas Instruments Incorporated. All rights reserved.