Solution 29090: Stopping, Breaking or Ending a TI-Basic Program on Texas Instruments Graphing Calculators
... has been stopped: TI-83 Plus Family and TI-84 Plus Family: TI-89 Family, TI-92 Plus and Voyage 200: TI-Nspire Family: TI-Nspire Family Software:• Windows®: Hold down the [F12] key and press [Enter] repeatedly. • Mac®: Hold down the [F5] key and press [Enter] repeatedly. For further...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/29090
Solution 12215: Exchanges or Upgrades of TI Graphing Calculators.
...e: The OS on flash products such as the TI-83 Plus family, TI-84 Plus family and TI-89 family, can be upgraded electronically with the TI Connect™ software. The OS on TI-Nspire™ and TI-Nspire CAS Handhelds, can be upgraded electronically. Please see additional updating instructions for TI-Nspire ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/warranty-replacement-options/12215
Solution 34694: Using the fnInt Function Integral Command on the TI-84 Plus Family of Graphing Calculators.
...olerance cannot be entered. When in CLASSIC mode, the syntax for the fnInt command is below: fnInt(expression, variable, lower, upper[,tolerance]), between lower and upper, with specified tolerance. Example: Find the function integral of A2, for the variable A, with 0 as the lower bound and 1 as ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34694
Solution 13341: Using the fnInt Function Integral Command on the TI-83 Plus Family of Graphing Calculators.
...nal and if not specified it is defaulted to 1E-5. The syntax for the fnInt command is below: fnInt(expression, variable, lower, upper[,tolerance]), between lower and upper, with specified tolerance. Example: Find the function integral of A2, for the variable A, with 0 as the lower bound and 1 as ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/13341
Solution 34507: Performing Polar and Rectangular Conversions on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... The examples below demonstrate how to perform polar to rectangular and rectangular to polar coordinate conversions. Converting coordinates requires two separate operations, one for each point in an ordered pair. For Example: Convert polar coordinates (1, p) to rectangular coordinates using P►R...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34507
Solution 12192: Graph of Certain Functions in Polar Mode Displays Negative Values on TI Graphing Calculators.
...ually converted to a positive (which affects the q value). For example, the point (-(2), -p/4) is equal to ((2), 3p/4). Notice that the difference between the two numbers is that • The sign of r has changed from negative to positive. • We added p to the q value (in radians). Example 1: Graph of ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/12192
Solution 11989: Solving a Quadratic Equation Using Numeric Solver on the TI-83 Plus and TI-84 Plus.
...-Nspire handheld in TI-84 Plus mode? The numeric "Solver" feature is limited to solving for only one solution at a time. Because there are generally two solutions for a quadratic equation, two different guesses must be entered into the solver to find both solutions. After finding the first solut...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11989
Solution 12016: Algorithm Used to Compute Chi Squared on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...cted matrix is computed based on row and column matrix operations on the observed matrix. 2) Next, the residual is computed based on the difference between the observed matrix and expected matrix. 3) Then, the c2 value is computed based on the residual. 4) Next, the degrees of freedom are compute...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/12016
Solution 11691: Adjusting the Contrast on a TI Graphing Calculator.
...he minus key (to lighten) or plus key (to darken). To adjust the contrast on a TI-Nspire or TI-Nspire CAS: 1) Press and release [ON]. 2) Alternate between the [ctrl] key and the minus key to lighten. 3) Alternate between the [ctrl] key and the plus key to darken. If the screen still cannot be ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11691
Solution 12027: Detailed Information Provided When Using the Catalog Stopped After OS Update on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...rror message is received indicating "ERR:Version" verify that the latest release is in use. The current version is 1.1 which may be retrieved from Software, OS Updates and Apps. Please see the TI-83 family and TI-84 Plus family guidebooks for additional information. TI-Nspire in TI-84 Plus mode u...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/12027
Solution 12002: Troubleshooting a TI-83 Plus and TI-84 Plus Family of Graphing Calculators Stuck on Defragmenting.
... solution Updating or Reloading the TI-Nspire™ Family Graphing Calculator Operating System. For the TI-83 Plus family and TI-84 Plus family there are two options available, the first is to use TI-Connect to install the OS. In order to install the OS please follow these steps (Windows® users): • C...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/12002
battery-care
...lators with lithium-ion batteries for 3 months or longer: The best temperature for proper care and storage of lithium-ion batteries is between 0–25° C/32–~77°F. Extended storage can cause batteries to discharge deeply, which can deteriorate the lithium-ion cell and reduce bat...https://education.ti.com/en/customer-support/battery-care