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
Solution 34844: Using the Chi-Squared Goodness of Fit Test on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... Knowledge Base Knowledge Base Search How can I use the Chi-Squared Goodness of Fit test on the TI-84 Plus Family? The command for the Chi-Squared Goodness of Fit test is located under the STAT-TESTS menu. Please see the below example: L1: {16,25,22,8,10} L2: {16....https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34844
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 37796: What are the TI-Innovator™ configurations that are available for sale?
...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 (one (1) each of 100 µF,...https://education.ti.com/en/customer-support/knowledge-base/ti-innovator-technology/purchase-check-order-status/37796
Solution 37819: Troubleshooting a TI-84 Plus CE or TI-Nspire™ CX handheld that is not recognizing the TI-Innovator™ Hub
...power. 3. Make sure your calculator has the latest operating system. To update to the latest operating system please go to: https://education.ti.com/latest 4. Make sure the end of the USB cable connected to the calculator is inserted completely. 5. Unplug the USB cable from the TI-Innovator...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/37819