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 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 37819: Troubleshooting a TI-84 Plus CE or TI-Nspire™ CX handheld that is not recognizing the TI-Innovator™ Hub
...hat is not being detected by a TI-84 Plus CE calculator or a TI-Nspire CX family of handhelds Troubleshooting steps to follow when you don’t see the green LED when connecting a TI-84 Plus CE calculator or TI-Nspire™ CX handheld to the TI-Innovator™ Hub. 1. Make sure that the calculator is turne...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/37819
TI-30Xa Scientific Calculator | Texas Instruments
... Negation key One constant Combinations and permutations Trigonometry Hyperbolics Logs and antilogs Convert angles from degrees to radians to grads %, x²,x3, ¹/x, xˆy, π, x! Fixed decimal capability One-variable statistics AOS (Algebraic Operating Syst...https://education.ti.com/en/products/calculators/scientific-calculators/ti-30xa