Download free 90-day trial versions of the most popular TI software and handheld emulators.
Check out TI Rover activities that put math, science and coding in motion.
Customize your summit experience with sessions on math, STEM, coding and more.
March 19, 2012
Students are first introduced to the counting principle and the factorial symbol. Then, they will calculate combinations and permutations using these formulas and the nCr, n!, and nPr commands on the graphing calculator.
Students will use nPr command on the graphing calculator to check their work on a permutation problem.
Students will use the nCr command on the graphing calculator to check their work on a combination problem.
© Copyright 1995-2018 Texas Instruments Incorporated. All rights reserved.