Texas Instruments
Texas Instruments: The Derivative as a Limit
Read about the near-simultaneous discovery of Calculus by Liebniz and Newton, then see some examples worked through of finding derivatives of functions using the limit definition of derivative. Following the examples are exercises with...
Texas Instruments
Texas Instruments: Functions and Their Extrema
Model the trajectory of the longest home run ever hit while studying extrema of functions on the TI-89. Another real-world problem in this activity involves minimizing the amount of tin used in a cylindrical tank. Following the worked...
Texas Instruments
Texas Instruments: Piecewise Defined Functions
Learn how to graph a piecewise defined function on the TI-89 graphing calculator. Precise keystroke instructions and calculator screenprints are included in this lesson plan and student activity page.
Texas Instruments
Texas Instruments: Confidence Intervals
Learn to use the TI-89 to construct confidence intervals either using data or using sample statistics. The activity has step-by-step calculator instructions along with calculator screen prints.
Texas Instruments
Texas Instruments: Learning Pre Calculus With the Ti 89
See examples of how to use the TI-89 in Pre-Calculus. Example topics include equations with radicals, trigonometric identities, composition of functions, and inverse functions.