Solution 12217: Locked Variables Are Not Displayed in Open Dialog Box Choices on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculator.
... on a copy of the variable, but the variable itself). To edit locked variables, unlock the variable from either the VAR-LINK menu or use the "Unlock" command. Below is an example of unlocking a variable from the VAR-LINK menu: Below is an example of unlocking a variable using the "Unlock" com...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12217
Solution 13062: Solving a System of Equations on the TI-89 Family, TI-92 Plus, and Voyage™ 200 Using the Gauss-Jordan method.
...Plus, and Voyage 200 graphing calculators do not have a one-key Gauss-Jordan method function. However, if you know what transformations you want to accomplish on a matrix, there are several commands available that allow the user to add or swap rows as it is done when using the Gauss-Jordan method...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13062
Solution 16510: How To draw a vertical line on a TI-86.
... keys and press [ENTER]. The second option: • On the home screen press [2ND] [CATLG-VARS]. • Select CATLG by pressing [F1]. • Scroll to the VERT command and press [ENTER]. • Enter the X value and press [ENTER]. Please see the TI-86 guidebook for additional information. Solution 16510: H...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/16510
Solution 12097: Graphing Multiple Functions from the Home Screen on the TI-89 Family, TI-92 Family, or Voyage 200™ Graphing Calculators.
...aphing calculator? Multiple functions can be graphed from the home screen on the TI-89 family, TI-92 family, or Voyage 200 using the Store and Graph commands. For example, to graph y=x, y=2x, y=3x from the home screen, Store the functions that will be graphed to a variable {x, 2x, 3x}->glist...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12097
Solution 12133: Entering a List on the Home Screen using the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.
...m, [GREEN DIAMOND] [HOME] on the TI-92 family, or [GREEN DIAMOND] [CALC HOME] on the Voyage 200. 2) Press [2nd] [{]. 3) Input the number separated by commas. For instance, the first two values would be entered by pressing [1] [,] [2] [,]. Continue until all 4 values are entered. There should be n...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12133
Solution 11853: The Algorithm for cFactor() Function on the TI-89 Family, TI-92 Family, and Voyage 200™ Graphing Calculators.
...er Graphing Calculator products Knowledge Base Knowledge Base Search What is the algorithm for the cFactor() (complex factor) function on the TI-89 family, TI-92 family, and Voyage 200 graphing calculators? The algorithm for cFactor() function is the same ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11853
Solution 10349: Calculation Method Used by the Polynomial Root Finder on the TI-85 and TI-86.
...The TI-85 polynomial root finder makes use of the built-in eigenvalue solver. The coefficients of the polynomial are used to create what is called a "companion matrix". Basically, the coefficients appear across a row or column (there are variations) and the rest of the matrix is all zeros except ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10349
Solution 12109: Accuracy Information for the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... Home | Other Graphing Calculator products Knowledge Base Knowledge Base Search What is the computational and graphing accuracy for the TI-89 family, TI-92 family, and Voyage 200 graphing calculators? Computational Accuracy • Floating-poi...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12109
Solution 10215: Polynomial Root Finder and Simultaneous Equation Solver App gives Unexpected Result for the TI-83/84 Plus, TI-89/TI-92/Voyage 200 and the TI-85/TI-86 families of the Graphing line of Calculators.
... Home | Other Graphing Calculator products Knowledge Base Knowledge Base Search Why do I receive unexpected complex results when using the Polynomial Root Finder and Simultaneous Equation Solver Application? The following explains why complex results are ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10215
Solution 34878: Explanation of r^2 and R^2 on the TI-84 Plus C Silver Edition Graphing Calculator.
... Home | TI-83 Plus and TI-84 Plus family of products Knowledge Base Knowledge Base Search Why is R^2 computed for some regressions on a TI-84 Plus C Silver Edition? The following information details when r2 and R2 are computed using a TI-84 Plus C ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/34878
Solution 39437: Troubleshooting a TI-36X Pro that will not turn on.
...ew CR2032 lithium battery. Press firmly to snap the new battery into place. Please Note: When replacing the battery, avoid any contact with the other components of the calculator. If your calculator does not power on, please see Warranty Information on Texas Instruments Products Purchased in the ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/troubleshooting-messages-unexpected-results/39437
Solution 12072: Troubleshooting an ER_throw Error Message on the TI-89 Family, TI-92 Family or Voyage™ 200 Graphing Calculators.
...cedure• Press and hold the [2nd] key and the [hand] key.• While holding these keys, press and release the [ON] key.The calculator will flash off then come back on.Please see the TI-89 family, TI-92 family and Voyage 200 guidebooks for additional information. Solution 12072: Troubleshooting an ER...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/12072
Solution 12071: Troubleshooting a TI-89 Family, TI-92 Plus, or Voyage 200™ that Only Display Results in Fractional Format.
...mily, TI-92 Plus and Voyage™ 200. Please also see the TI-89 family, TI-92 family and Voyage 200 guidebooks for additional information. {"commands":[{"click":"chrome:field:editcontrol({command:\"webedit:editlink\"})","header":"Edit link","icon":"/temp/iconcache/networkv2/16x16/link_ed...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/12071
Solution 40317: TI-30XS MultiView and TI-34 MultiView Scientific calculator battery information
...lide in a new battery. Press firmly to snap the new battery into place. Important: When replacing the battery, avoid any contact with the other components of the calculator. Dispose of the dead battery immediately and in accordance with local regulations. Battery precautions Do ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/40317
Solution 10688: Replacing the Batteries In a TI-30Xa.
... (Requires 1 button cell A76 battery) “1XA76 1.5V 110mAh” (Requires 2 button cell A76 batteries) Note: The Energizer® "A76" battery replaces "LR44" Comparable button cell battery model numbers include: Duracell® D357 Eveready® 357 Maxell® LR44 Varta® V13GA About replacing the button cell batt...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10688
Solution 34597: Shortcuts for Working with Menus on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ss them quickly rather than scrolling down to the function, highlighting it, and pressing [ENTER]. For example, try accessing the convert to fraction command (►Frac) by pressing [MATH] [1]. • New MATHPRINT shortcuts have been added for the [F1 - F5] keys. For example, pressing [ALPHA] [F1] will b...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34597
Solution 16509: Collecting Data with the CBL 2™ Without a Calculator Connected.
...nected. The samples are taken and stored in the CBL 2 memory until all the data have been collected. The data can be sent to the calculator after the completion of the data collection. The quantity of data collected is not limited by the size of the calculator memory, but is limited by the size o...https://education.ti.com/en/customer-support/knowledge-base/data-collection-accessories/product-usage/16509
Predicting White Blood Counts
Students find equations, which best-fit the data, using different regression models built into their calculators. The best method of handling this data, is to break the data into sections and fit different periods of time with different equations. Using their models, they predict when the patie...https://education.ti.com/en/activity/detail/predicting-white-blood-counts
Shedding Light on the Weather with Relative Humidity
In this activity, students will collect the data for temperature and relative humidity and plot the data. They will look for the patterns displayed by the three plots and relate them to their experiences.https://education.ti.com/en/activity/detail/shedding-light-on-the-weather-with-relative-humidity
Which Way?
Students' use a motion detector to examine how different types of motion affect the shape of the Distance versus Time plot. They explore how changes in direction and other factors affect the shape of the plot.https://education.ti.com/en/activity/detail/which-way
Vernier - Friction
Students study how the nature of two materials in contact, and the smoothness of their surfaces affect the magnitude of the sliding force of friction. They use a force sensor to measure frictional force for different surfaces.https://education.ti.com/en/activity/detail/vernier--friction
Simulation of the Photoelectric Effect for the TI-83+/TI-84+ Graphing Calculator
The simulation generates photoelectrons into a retarding potential difference. Students can adjust the retarding potential so that the kinetic energy of the photoelectrons can be found. With this information and the wavelength of the photon that generated the photoelectron, Planck's constant ca...https://education.ti.com/en/activity/detail/simulation-of-the-photoelectric-effect-for-the-ti83ti84-graphing-calculator
Quilt Blocks
Students will see how fractions, decimals, and percents are interrelated, then explore and learn how to convert between them. Students will also practice estimating.https://education.ti.com/en/activity/detail/quilt-blocks
What's Half of a Half of a Half?
Students will use a physical model to determine what happens when they repeatedly halve a piece of paper, and then they reassemble the pieces into a whole. They then use an algebraic model to analyze the same situation, which leads to an introductory discussion of limits.https://education.ti.com/en/activity/detail/whats-half-of-a-half-of-a-half_1
TI-Innovator™ System | Texas Instruments Deutschland
... output ports Breadboard connector with 20 labeled pins I²C port Mini-USB port (Data port for connection to a TI graphing calculator or a computer running TI-Nspire™ CX software) Micro-USB port (Power port to connect to external power source) Powered by a MSP-EXP432P401-ET TI ...https://education.ti.com/en/products/micro-controller/ti-innovator/specifications