Solution 34616: Inverse Cosine of the Tangent of -5π/4 on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...] to calculate inverse cos(A) which yields the same error as cos^-1(tan(-5*π/4)). Please Note: The inverse cos function is displayed as follows: Degree mode will work because (-225) is an integer. The same kind of problem exists if the input is a general floating point. Please see the TI-83 P...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34616
Solution 34858: Graphing Piecewise Functions on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...Plus C Silver Edition? To graph piecewise functions follow the example below: Example: Graph y = x+1; when x2. 1) Press [Y=]. 2) Press [(] [X,T, n,q] [+] [1] [)] [(] [X,T,n,q]. 3) Press [2ND] [TEST] [5] [2] [)] [+] [(] [X,T,n,q] [x²] [)]. 4) Press [(] [X,T,n,q] [2ND] [TEST] [3] [2] [)]. 5) ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34858
Chinese Decimals
This is a game to practice comparing and ordering decimal numbers.https://education.ti.com/en/activity/detail/chinese-decimals
Solution 37796: What are the TI-Innovator™ configurations that are available for sale?
...hes Forty (40) – Male to male breadboard jumper cables (20 cm) Ten (10) – Male to female breadboard jumper cables Assorted LEDs (five (5) green, ten (10) red, two (2) RGB) Assorted resistors (ten (10) each of 100 Ohm, 1K Ohm, 10K Ohm, 100K Ohm, 10M Ohm) Assorted capacitors (on...https://education.ti.com/en/customer-support/knowledge-base/ti-innovator-technology/purchase-check-order-status/37796
Solution 37798: What connection ports are available on the TI-Innovator™ Hub, and what can they connect to?
...sed with IN 3, but the readings may not be accurate) 3 output ports: Used to control output modules: OUT 1 and OUT 2 are for use with modules requiring 3.3V. OUT 3 is for use with modules requiring 5V, such as motors. Breadboard connector: Twenty (20) receptacle pins for communication...https://education.ti.com/en/customer-support/knowledge-base/ti-innovator-technology/product-usage/37798
Comparing Units
This activity builds students’ awareness of the role played by a unit’s scale or size when working with fractions.https://education.ti.com/en/activity/detail/comparing-units
Multiplying Fractions by a Whole Number
This activity uses a number line to develop multiplication of a fraction by a whole number. It builds on the earlier concept that the product of two whole numbers r and s is r sets, each containing s elements.https://education.ti.com/en/activity/detail/multiplying-fractions-by-a-whole-number
Product Tutorials | Texas Instruments
...ing calculator with fast, focused video tutorials. TI-Nspire™ series Jump into the TI-Nspire series of graphing calculators with quick video tutorials designed to get you started. TI-Nspire™ CXNavigator™ System This short video walks you through the genera...https://education.ti.com/en/t3-professional-development/for-teachers-and-teams/online-learning/product-tutorials
My Calculator Buddy Sweepstakes 2025 | Texas Instruments
Enter for a chance to win a colorful TI-84 Plus CE graphing calculator, a Calculator Plushie and 10 TI-84 Plus CE graphing calculators for your school. My Calculator Buddy Sweepstakes 2025 | Texas Instruments global website ...https://education.ti.com/en/promotion/mycalculatorbuddysweeps25