Solution 10617: ERROR SINGULARITY Using the Equation Solver on the TI-85 and TI-86 When a Solution is Calculated Using the TI-89 Family.
...ot defined). The difference between the software on the TI-89 family, TI-92 family and Voyage™ 200 and the TI-85 and TI-86 is that they use different linear system solvers, which use a slightly different criteria for determining when a linear system is too poorly conditioned to solve accurately. ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/10617
Solution 12254: Converting Degrees Fahrenheit (°F) to Degrees Celsius (°C) on the TI-30X IIS/B.
...sius. Please Note: The °C formula is as follows: °C=(°F-32)5/9 1) Press 32 [STO]. 2) The screen will display A B C D E; use the arrow key to underline the appropriate letter. 3) Scroll to A and press [ENTER]. 4) Press 98.6 [-][2nd] [RCL]. (The screen will display A B C D E; move the right ar...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12254
Solution 10482: Discontinued Texas Instruments (TI) Graphing Calculators.
...calculators have been discontinued? The following graphing products have been discontinued. However, some replacement parts are available on the TI Online Store. Please see the graphing calculators web page for a review of all current models available in the graphing calculator product line. ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/10482
Solution 12282: Changing the Angle Mode Setting on the TI-34 II Explorer Plus™.
...RAD. 3) Press [ENTER]. The calculator is now set to operate in the radian angle mode. To switch back to degrees, just use the same procedure but underline DEG instead. Resetting the calculator will also reset it back to factory default settings. To do this: 1) Press [2nd] [RESET]. 2) Press [►] [E...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12282
Solution 34620: Finding the Discriminant of a Quadratic Equation on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...and TI-84 Plus family of graphing calculators do not have the built-in function to find the discriminant. However, the instructions below show how to compute the discriminant by using variables: The discriminant is a number that can be calculated from any quadratic equation. A quadratic equation...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34620
Solution 10674: Definition of Business Days for Order Shipments.
...Search What is a business day? Orders have two delivery options in which they are shipped after being ordered either by phone or on the TI Online Store. Ground delivery takes 5 to 7 business days and Express delivery takes 2 to 5 business days. A business day refers to any day other than...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10674
Solution 14486: Converting Between Degrees and Radians on the TI-30X IIB / TI-30X IIS.
...een Degrees and Radians on the TI-30X IIB or TI-30X IIS. Converting from Degrees to Radians 1) Change the mode to radian by pressing [DRG] key, underline RAD, and press[ENTER]. 2) Type the number to convert, press the [° ’ ”], and select the ° (degree) symbol. 3) Press [ENTER] for the result to ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/14486
Solution 11648: Printer Display Calculator Will Not Add Or Subtract.
...is does not return the unit to proper operation, please contact TI-Cares to get further assistance. Note: Texas Instruments discontinued the entire line of printing calculators more than 15 years ago. For this reason, support and/or replacement for this type of product is not available. Soluti...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/11648
Solution 12243: Resetting the TI-15 Explorer™.
...: 1) Press [On/Off] to turn it on if it is off. 2) Press [Mode]. 3) Press [▼] [▼] [▼]. 4) The display should read N Y RESET. 5) Press [►] so that the line will be under the Y. 6) Press [Enter]. 7) The unit should display MEM CLEARED. 8) Press [Clear]. If this does not reset the calculator or if ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12243
Solution 12250: Calculating a Hyper Geometric Probability Distribution on the TI-30X IIS/B.
...ill be input into the TI-30X IIS/B as follows: 1) Input [(] [(] [3]. 2) Press [PRB]. 3) Scroll to nCr using the directional arrows. (There will be a line under nCr indicating that function is selected) 4) Press [ENTER]. 5) Input [1] [)] [(] [9]. 6) Press [PRB]. 7) Scroll to nCr using the directi...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12250
Solution 34798: Graphing a Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ly of graphing calculators are not CAS calculators. • The new equation is: y=x-3. To graph the equation: • Press [Y=]. • Press [X] [-] [3] on the top line after Y1=. • Press [GRAPH]. The graph will now be displayed on the screen. Please see the TI-83 Plus and TI-84 Plus Family guidebooks for add...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34798
Solution 34776: Using Split Screen on the TI-84 Plus Family of Graphing Calculators.
...he TI-84 Plus family of graphing calculators? To set Horizontal split-screen follow the steps below: 1) Press [MODE]. 2) Move the cursor to the last line on the first page on the mode screen. 3) Select HORIZONTAL. 4) Press [ENTER] [2ND] [QUIT]. To set a Graph-Table split screen: 1) Press [MO...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34776
Solution 12290: Performing One-Variable Statistics on the TI-30X IIS/B, TI-30XS MultiView™ and TI-34 II Explorer Plus™ Calculators.
...calculators. Data to use for this example: x = {71, 64, 55, 7, 98} To Solve: 1) Press [2ND] [DATA] to access the STAT menu. With the cursor (underline) below 1-VAR, press [ENTER]. The calculator is now in STAT mode. 2) Press [DATA] and begin to enter the data as indicated. To input a data po...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12290