Find where to buy the TI-84 Plus CE Python graphing calculator in a variety of bold, fun colors.
Download free 90-day trial versions of the most popular TI software and handheld emulators.
Learn about the math and science behind what students are into, from art to fashion and more.
Get ready for back to school with T³™ Webinars to enhance your teaching and TI technology skills.
We are here to help with distance learning resources for schools and districts.
Update OS, transfer files andtake screen captures for yourTI-Nspire™ CX II graphing calculator.
Students explore permutations and combinations by arranging letters when order does and does not make a difference.
Students begin by exploring permutations. They will create permutations by selecting three of the four letters and rearranging them in as many ways as possible, such that order of the letters matters. Students will also explore combinations in a similar fashion.
Finally, students use the built in nPr and nCr functions of the graphing calculator to confirm their results.
© Copyright 1995-2021 Texas Instruments Incorporated. All rights reserved.