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.
Celebrate pi day with some fun, meaningful activities that show students how the mathematical constant shows up in real life!
Explore teaching strategies to help students succeed on the ACT® math test using TI technology.
Students perform trigonometric proofs and verifying each proof through graphing.
Students will perform trigonometric proofs and use the graphing capabilities of the calculator for verification.
Students will prove trigonometric identities, including (1 + cosx)(1 – cosx) = sin2x. Students will then verify the identity graphically.
© Copyright 1995-2019 Texas Instruments Incorporated. All rights reserved.