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.
Bring a new dimension of learning to your classroom with activities that put math in motion.
Learn on your own schedule! All 2021 T³IC sessions are now available on demand through May 31.
We are here to help with distance learning resources for schools and districts.
Students explore how the constant of variation, k, affects the graph of direct and inverse variations.
Students explore the effects of a, the constant of variation. They will first use the Transformation Graphing app to change a and observe how the direct variation graph changes.
For the application problem about direct variation, students will use a graph of the function and a point on the graph to determine the amount of money the employee will make for a certain number of hours.
Students will investigate the effect of a on the graph of an inverse variation using the left and right arrow keys.
TI websites use cookies to optimize site functionality and improve your experience. To find out more or to change your preferences, see our cookie policy page. Click Agree and Proceed to accept cookies and enter the site.
You can control your preferences for how we use cookies to collect and use information while you're on TI websites by adjusting the status of these categories.