Investigating the Parabola in Vertex Form (y = ax2 + bx + c)
In this activity, students investigate the standard form of the quadratic function, y = ax2 + bx + c. They investigate the changes on the graph of a quadratic equation that result from changes in A, B, and C. They also locate the vertex of a parabola when its quadratic equation is expressed in st...https://education.ti.com/en/activity/detail/investigating-the-parabola-in-vertex-form-y--axsup2sup--bx--c
Inequalities, They Are Not Just Linear Anymore!
Students study quadratic relationships and explore the process of graphing quadratic inequalities and systems of quadratic inequalities. They will solve these inequalities algebraically and graph them on a coordinate plane.https://education.ti.com/en/activity/detail/inequalities-they-are-not-just-linear-anymore
Linear Equations for Which the Product of the Coordinates is Constant
...splay, students can determine that a curve is formed from such points. This curve is in quadrants 1 and 3 if the product is positive or in quadrants 2 and 4 if the product is negative. The Learning Check enables the teacher to get immediate feedback from the students, thus giving opportunities ...https://education.ti.com/en/activity/detail/linear-equations-for-which-the-product-of-the-coordinates-is-constant
Area of the Missing Square
Students explore the relationship between the value of b and c, in y = x2 + bx + c, form of the quadratic equation.https://education.ti.com/en/activity/detail/area-of-the-missing-square
Using the Conics Apps to enhance instruction in the Algebra classroom
This is a short exploration lesson plan using the Conics Apps to introduce a lesson on circles.https://education.ti.com/en/activity/detail/using-the-conics-apps-to-enhance-instruction-in-the-algebra-classroom
Parts is Parts
Students find a sample of a given size with a given mean. Students will show one way 100 families can have a mean of 2.58 children and understand the meaning of the term "average."https://education.ti.com/en/activity/detail/parts-is-parts
Solve It App for the TI-83 Plus and TI-84 Plus Families
A learning activity tool for the pre-algebra and algebra student that's disguised as a game!Math practice disguised as fun! A learning activity tool for the pre-algebra and algebra student that's disguised as a game! Students will enjoy solving practice mathematical equations by meeting the three levels of challenges; bronze, silver and gold. The Solve It App is available ...https://education.ti.com/en/software/details/en/562D2026984B49BCA5CB9A98C783E9A7/83solveit
TI-Nspire™ CAS App for iPad®
... To receive your free TI-Nspire and TI-Nspire CAS Teacher Software 365-day license, please: 1. Purchase your TI-Nspire or TI-Nspire CAS App for iPad 2. Save your email receipt or screen shot of your app purchase history showing the app. 3. Click the REDEEM NOW button (above). This will open an e...https://education.ti.com/en/products/ipad-apps/ti-nspire-cas-app-for-ipad
Taxes & Tips
In this activity, students will increase their understanding of the use of the formula T = r × p, which is encountered both in the real world and in the typical Algebra 1 class. They will calculate the amount of taxes and tips exactly, and then use estimation.https://education.ti.com/en/activity/detail/taxes--tips
Ratios of Similar Triangles
Students explore two ways of comparing side lengths of similar triangles. They will calculate ratios and change the triangles to see how the ratio changes.https://education.ti.com/en/activity/detail/ratios-of-similar-triangles
Linear Transformations
This lesson involves linear transformations from R2 to R2 represented by matrices. Note: R2 = R x R represents the set of all pairs of real numbers.https://education.ti.com/en/activity/detail/linear-transformations
Area of the Missing Square
In this activity, students will be introduced to an area model for representing a quadratic equation. Students will explore the relationship between the value of b and c, in y = x2 + bx + c, form of the quadratic equation. The relationship will be examined with integer and non-integer values in o...https://education.ti.com/en/activity/detail/area-of-the-missing-square_1
Celebrate Pi Day With Unlimited Fun | Texas Instruments
... Are you a fan of the TI-Nspire™ CX II graphing calculator? If so, we have some extra insPIration just for you! Here are two of our favorites: Comparing Pi and Roots In this middle school math activity, students explore how the Pythagorean Theorem and the circumference of a circle can be...https://education.ti.com/en/bulletinboard/2025/celebrate-pi-day
Interior & Exterior Angles of a Triangle
In this activity, students will measure interior and exterior angles of a triangle and make conjectures about their relationships.https://education.ti.com/en/activity/detail/interior--exterior-angles-of-a-triangle
TI-89 Titanium Operating System
The new functionality includes domain and graphing improvements, solving inequalities, solving equations involving vectors, nth root and log to any base functionality, implicit derivatives and gradian angle measure. TI Connect™ for Windows® or TI Connect™ for Macintosh® is req......s, solving equations involving vectors, nth root and log to any base functionality, implicit derivatives and gradian angle measure. Learn More Steps to check your OS version: Press F1 on your TI-89 Titanium Scroll down to About Press Enter You should see Advanced Mathematics Software Versi...https://education.ti.com/en/software/details/en/6633925F6176419197BF6CA051F5F7B4/89ti89tioperatingsystem
T³™ Regional Summit: New Hampshire | Texas Instruments
... Back to the Regional Summits schedule T³™ Regional Summit: New Hampshire August 21, 2025 | 8:00 a.m. – 4:10 p.m. Texas Instruments | 50 Commercial Street | Manchester, New Hampshire 78504 Register now Registration opening so...https://education.ti.com/en/t3-professional-development/for-teachers-and-teams/regional-summits/2025-new-hampshire-summit
Let the Sun Shine
Students will explore daylights times of cities at different latitudes. They will create a scatterplot of the data and then find the cosine equation that matches the data. This should be worked in groups of 4, each student choosing a city of a different latitude. An extension at the end would ...https://education.ti.com/en/activity/detail/let-the-sun-shine
Two Models are Better than One
This lesson involves modeling the amount of carbon dioxide in the air over a 12-month period.https://education.ti.com/en/activity/detail/two-models-are-better-than-one
It's a Parallelogram, You Say?
Students represent complex numbers in the complex plane as points or vectors and display the sum and difference of two complex numbers as diagonals of the parallelograms they define.https://education.ti.com/en/activity/detail/its-a-parallelogram-you-say
Solution 37275: Troubleshooting a TI-Nspire CX or TI-Nspire CX CAS Calculator That Will Not Turn On, Charge or Function Properly.
... CX or TI-Nspire CX CAS calculator will not turn on or charge please follow the steps below: 1) Attempt to charge the calculator by connecting to a computer or wall adapter. If the calculator boots up check if the charge indicator displays a low charge, if it does let the calculator charge for ...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/troubleshooting-messages-unexpected-results/37275
Solution 37295: Troubleshooting a TI-84 Plus CE or TI-84 Plus C Silver Edition That Will Not Turn On, Charge, Function Properly, Displays a “Validating Operating System…” Message or Flashes White.
...ons, programs, and data. If at all possible, please backup all your files by copying data files and programs from your calculator to a folder on your computer using TI Connect CE™ Software. 1) Attempt to charge the calculator by connecting to a computer or wall adapter, if the calculator boots up...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/37295
Segments in Circles
In this activity, students will explore the relationships among segments created by two intersecting chords, and secant segments. Students will store variables and use both the automated and manual data capture features in a spreadsheet and write formulas in spreadsheets to confirm relationships ...https://education.ti.com/en/activity/detail/segments-in-circles
Vertical and Adjacent Angles
In this introductory or review activity, students will explore vertical and adjacent angles. They will define and identify pairs of angles. Then they will change the intersecting lines of a geometric model to make conjectures about the relationships of the pairs of angles.https://education.ti.com/en/activity/detail/vertical-and-adjacent-angles_1
BA II Plus™ Financial Calculator | Texas Instruments
...ey calculations such as annuities, mortgages, leases, savings and more Generates amortization schedules Performs cash-flow analysis for up to 24 uneven cash flows with up to four-digit frequencies; computes NPV and IRR Choose from two day-count methods (actual/actual or 30/360) to cal...https://education.ti.com/en/products/calculators/financial/baii-plus
IB® exams: What calculator can you use? | Texas Instruments
...col { display: grid; grid-template-columns: 1fr 1fr; grid-gap: 30px; } .custom-two-col .border { border: solid 10px #e5e5e5; border-radius: 20px; } .contentgroup .custom-two-col .title { font-size: 23px; } @media (max-width: 480px) { .custom-two-col { display: grid; grid-templ...https://education.ti.com/en/resources/test-preparation/acceptance-ib-exams