Solution 34616: Inverse Cosine of the Tangent of -5π/4 on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...s and TI-84 Plus family of graphing calculators? This is a classic problem with floating point arithmetic that is used in calculators and almost all computers. The main problem is tan(-5*π/4). The TI-83 Plus and TI-84 Plus family of graphing calculators only perform calculations with 14 digits i...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34616
TI-SmartView™ for MathPrint™ calculators
...thPrint™ calculators global website Take advantage of TI’s comprehensive suite of free activities and services for your computer software. Resources Download and save the software to a location...https://education.ti.com/en/products/computer-software/ti-smartview-30x-mp
TI-Cares™ Customer Support | Texas Instruments
...at some rechargeable calculators are displaying a "Validating OS" message or not holding a charge. If this is happening with your calculator, please complete our online form to receive a replacement battery by mail. Kn...https://education.ti.com/en/customer-support
TI-Nspire™ CX II | Python Programming | Texas Instruments
...mily graphing calculators and software, it’s a great portable programming platform that seamlessly integrates into your math, science, engineering or computer science classrooms. Python and TI-Nspire™ CX II technology — the next step in coding and STEM Coding with Python is simple with ...https://education.ti.com/en/products/calculators/graphing-calculators/ti-nspire-cx-ii-cx-ii-cas/programming-in-python
STEM - TI STEM Resources | Texas Instruments
...p students learn the fundamentals. Learning to code with TI Codes The TI-Nspire™ CX II and TI-84 Plus CE Python graphing calculators come with Python preloaded and ready to code! Your students can write and edit their very own programs with the help of built-in menu options and s...https://education.ti.com/en/resources/stem
Solution 35954: Installing Applications That Were Not Downloaded From The Macintosh® App Store
... Were Not Downloaded From The Macintosh® App Store website Home | Computer Software, iPad and Chrome Apps Knowledge Base Knowledge Base Search How do I open Texas Instruments software th...https://education.ti.com/en/customer-support/knowledge-base/sofware-apps/troubleshooting-messages-unexpected-results/35954
My Calculator Buddy Sweepstakes Rules | Texas Instruments
...S TO ENTER THE SWEEPSTAKES AT NO COST. VOID WHERE PROHIBITED. SWEEPSTAKES DESCRIPTION: The 2025 My Calculator Buddy Sweepstakes can be entered after completing actions at education.ti.com/mycalcbuddysweeps25. You can enter by submitting your contact information and completing one or more of the ...https://education.ti.com/en/promotion/mycalculatorbuddysweeps25/rules
My Calculator Buddy Sweepstakes 2025 | Texas Instruments
... There will be 5 winners each week. Then, we will draw one winner for the Grand Prize! How to enter: Log in to view and complete actions from the list. Click on an action and follow the prompt. One action = one entry. Entries are c...https://education.ti.com/en/promotion/mycalculatorbuddysweeps25
TI-84 Plus CE Python Learning Resources | Texas Instruments
...th Turtle, a Python module that is ideal for students who are new to programming. Draw lines, shapes and patterns with code in a way that strengthens computational thinking where it counts. TI-Innovator™ Hub technologies With the TI-84 Plus CE graphing calculators, ...https://education.ti.com/en/products/calculators/graphing-calculators/ti-84-plus-ce-python/programming
TI-84 Plus CE | Calculator Accessories | Texas Instruments
...™ Hub Empower students to explore coding and engineering concepts with the Hub’s built-in features, including lights, speakers, and other interactive components — or connect it to external sensors and devices. Let students design and control their own creative projects, bringing STEM learning to ...https://education.ti.com/en/products/calculators/graphing-calculators/ti-84-plus-ce-python/accessories
T³™ Regional Summit: North Texas | Texas Instruments
...f Continuing Professional Education (CPE) in Texas. Continental breakfast and lunch are included. We will follow local protocols and safety recommendations and request that all attendees do the same for the health of all in attendance. In the event the summit is canceled, all registra...https://education.ti.com/en/t3-professional-development/for-teachers-and-teams/regional-summits/2025-north-texas-summit
Families of Functions | Texas Instruments
...ions in detail, the unique properties of each one, how they are graphed and how to apply transformations. The sections below list the complete series of learning modules for each function family. Within each module, you'll find three video sections: the featured function, introduc...https://education.ti.com/en/resources/family-of-functions
Extra Credit Coupon
...ur redemption code for the TI Extra Credit contest is Return to the contest app, and enter the code above into the “Purchase Redemption” activity. X10G56LK8 Success! Enter the graphing calculator’s serial number to receive your contest redemption code.* How to find the serial number...https://education.ti.com/en/teachers/extra-credit-coupon
TI STEM Projects | Texas Instruments
...B Array provides another level of engagement as students experiment with controlling each of the 16 individual RGB LEDs. Math, science and design all come together when using the TI-RGB Array. View TI-Nspire™ CX Activity Get a variety of projects for the TI-Innovator™ Rover, Te...https://education.ti.com/en/resources/stem-projects-sunset
TI-SmartView™ CE Emulator Software | Texas Instruments
... Alphabetical CATALOG of all TI calculator operations in one menu Advanced functions accessed through pull-down display menus Real and complex numbers calculated to 14-digit accuracy and displayed with 10 digits plus a two-digit exponent Graphs 10 rectangular functions, six pa...https://education.ti.com/en/products/computer-software/ti-smartview-ce-for-84
Math Resources | Lessons & Activities | Texas Instruments
...ssories to support math teachers and their classrooms. Technology for the classroom /*MUST MANUALLY ADD: "half-img-copy-left" to component margin field for it to work*/ .contentblock.contentgroup.left.beast-background.half-img-copy-left { padding: 0px; height: 470...https://education.ti.com/en/resources/math
A Message from Laura Chambers | Texas Instruments
...est minds into fields that will move us forward, we must keep students engaged in STEM subjects. There isn’t one product or practice alone that can accomplish this. It takes a holistic approach to ensure both educators and students have the tools and information they need to succeed. TI is here t...https://education.ti.com/en/about/press-business
STEM Resources | Coding and Robotics | Texas Instruments
...essionalLearning Pilot andPurchase .solo-hero.custom-bg-change { background: url("https://etprodcms.itg.ti.com/-/media/TI/Education/Images/Resources/STEM/stem-resources/bkgd-stem-resources-30897.png") top right repeat-y; position: initial; } li.red-arr...https://education.ti.com/en/resources/stem/control-robotic-vehicles
About Us | Texas Instruments
...ated products from TI. See key events .contentgroup .columns .column.item { padding-left: 40px; } History of theTI calculator Welcome to the Texas Instruments Education Technology News Center. Here you can read our latest press releases, explore news coverage, watch videos, d...https://education.ti.com/en/about
TI-89 Titanium Graphing Calculator | Texas Instruments
...(apps), including EE*Pro®, CellSheet™ and NoteFolio™ Built-in USB port with cable Key features Learn about the handheld and included computer software. TI-Nspire™ CX CAS technology .space-left { padding-left: 39px !important; } Solve e...https://education.ti.com/en/products/calculators/graphing-calculators/ti-89-titanium
Webinar | Model It Like You Mean It: TI Tech Adventures in AP® Precalculus
...his session, we'll dive into interactive activities that bring a variety of functions to life. Explore how to leverage TI technology to help students compare and interpret different models, make real-world connections and deepen their conceptual understanding—all while keeping engagement high. Wh...https://education.ti.com/en/t3-professional-development/for-teachers-and-teams/online-learning/on-demand-webinars/2025/nov-4-2025-model-it-like-you-mean-it-ti-tech-adventures-in-ap-precalculus
Guidebooks: Discontinued TI Technology | Texas Instruments
...worksheets BA-20 Profit Manager™ quick reference guide BA-35 Solar quick reference guide Discontinued computer software TI-SmartView™ emulator software TI-SmartView™ guidebook for theTI-30X Pro MultiView™ scientific cal...https://education.ti.com/en/product-resources/guidebooks/discontinued-products
Buy TI Products | Purchase Information | Texas Instruments
...raphing calculators Scientific/Non-graphing calculators Financial calculators Basic calculators TI-Innovator™ Hub and TI-Innovator™ Rover technology Computer software Online calculators Individual purchases Want to discuss your unique classroom needs? Contact a consultant Ready...https://education.ti.com/en/purchase/purchase
TI Product Dealers | Request a Quote | Texas Instruments
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Pro Football Player John Urschel Visits School District Students to Explore STEM Behind Sports
... for helping to bring these unique learning opportunities to our students.” When not playing football, Urschel, a Penn State University graduate, is completing a Ph.D. in applied mathematics at the Massachusetts Institute of Technology (MIT). He was on hand today at The High School of the Future...https://education.ti.com/en/about/press-center/5-24-2017-john-urschel-visits-school-district-students