Solution 37336: Troubleshooting a TI-73 Family, TI-80, TI-81, TI-82, TI-83, TI-85, TI-85 and TI-86 Graphing Calculator That Will Not Turn On or Function Properly.
...are no buttons that are stuck down below the keypad. Additional Note: The resets described in the troubleshooting steps below may cause a loss of applications, programs, and data. If at all possible please create a backup using TI Connect™ first. Remove all AAA batteries and reinsert them a...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/37336
Solution 12268: Converting Decimals into Fractions Using the TI-30Xa and TI-30Xa Solar Scientific Calculators.
... decimals into fractions using the TI-30Xa and TI-30Xa Solar. Please be aware that TI-30Xa Solar School Edition calculators do not have this functionality. For Example: Convert .25 to 1/4 1) Input .25, press [2nd] [D above it). Please Note: FD means fraction to decimal, decimal to fraction. For E...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12268
Solution 12280: Calculating Standard Deviation on the TI-30X IIS/B, TI-30XS MultiView™ and TI-34 II Explorer Plus™.
... determine the sample and population standard deviations. x = {1,2,3} 1) Press [DATA] and begin to enter the data as indicated into the L1, L2 or L3 lists. To input a data point, type the value and press [ENTER]. Press the down arrow key to move on to the next data point. 2) Press [2nd], [STAT]...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12280
Solution 12282: Changing the Angle Mode Setting on the TI-34 II Explorer Plus™.
...Plus? Use the following steps to change the angle mode setting on theTI-34 II Explorer Plus: 1) Press [2nd] [DR]. 2) Press either [◄] or [►] to highlight 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 ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12282
Solution 40237: TI-30XII Solar and TI-30XII Battery displays Domain Error when Entering Certain Fractional Exponents.
... Search Why does the TI-30XII Solar and TI-30XII Battery displays Domain Error when Entering Certain Fractional Exponents? The caret key has limitations for the functions it will accept for Y^X. If the below condition is met it will give a domain error: Y<0, X<1, and 1/X is not an intege...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/40237
Solution 12223: Calculating Mark-Up, Gross Profit Margin, and Percent Change on the TI-5018.
...up (or Gross Profit Margin), and percent change. Example: Using [MU] for Mark-Up: An item costing $355 needs to sell at a 16% profit. What is the selling price of the item, and how much profit will be made? Before beginning the calculation: Set the ROUND switch to 5/4. Set the GT switch to OFF....https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12223
Solution 34657: Converting an Angle from Radian to Degree on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... degree on the TI-83 Plus and TI-84 Plus family of graphing calculators? In order to convert an angle from radian to degree, please follow the steps listed below: 1) Press [MODE] [↓] [↓] [→] [ENTER] to change the mode setting to degree. 2) Press [2nd] [Quit] [Clear] to quit out the mode scre...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34657
Solution 10674: Definition of Business Days for Order Shipments.
... Scientific, elementary & basic calculators Knowledge Base Knowledge Base 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 ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10674
Solution 10676: Turning Off The TI-1795 SV.
...arch How can the TI-1795 SV be turned off? The TI-1795 SV does not have an off button. The calculator uses battery power as a backup in dim light, so that the calculator will always have some source of power during use. When not in use, the unit should turn itself off within a 10 to 1...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10676
Solution 12292: Performing Two Variable Statistics on the TI-30X IIS/B , TI-34 II Explorer Plus™ and TI-30XS MultiView™.
...put a data point, type the value and press [ENTER]. Press the down arrow key to move on to the next data point. Data points alternate between x and y lists. 3) [STAT/VAR] displays the menu of variables with their current values. Answers should be as follows (From left to right): n = 5 x = 68.8 ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12292
Solution 12312: Random Number Generator Feature on the TI-36X Solar.
...tor feature on the TI-36X Solar? The TI-36X Solar does not feature a random number generator. The following models in our current scientific product line feature this function: • TI-30XS MultiView™ • TI-30X IIS/B • TI-34 MultiView™ • TI-36X Pro™ Please see the TI-36X Solar guidebook for additi...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12312
Solution 10694: Clearing the Variable E on the TI-36X II.
...n the TI-36X II? In addition to serving as a memory variable, variable E also stores a seed value to generate a random number when using the probability functions. The seed value changes randomly every time a random number is generated.Since the variable E is classified as a system variable, t...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10694
Solution 12324: Solving Equations Using the TI-30X IIB / TI-30X IIS.
... Knowledge Base Search How can I solve equations using the TI-30X IIB / TI-30X IIS? The TI-30X IIB / TI-30X IIS do not have the functionality for solving equations. The variables on these calculators are solely for memory purposes, which can be incorporated into Algebra by storing va...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12324
Solution 34731: Using the Mean() Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...arch How do I use the mean() function on the TI-83 Plus and TI-84 Plus family of graphing calculators? The syntax for the mean() function is listed below. mean(list[,freqlist]) The mean() function return the mean or average of list with the frequency list (freqlist). If a freqlist is n...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34731
Solution 14484: Using the Inverse Function or Reciprocal on the TI-30X IIS/B.
...e TI-30X IIS/B. Please Note: The reciprocal of a number is needed whenever there is division by a fraction. Division by a fraction is actually multiplication by that fraction's reciprocal. Example: Find the inverse of 3. 1) Press [3] [x-1] [ENTER]. The calculator will display .33333333333. To sh...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/14484
Solution 10698: Displaying Solutions in Scientific Notation Using the TI-30Xa, TI-30X IIS/B, TI-30XS MultiView™, TI-34 MultiView™, TI-36X Solar, and TI-36X II.
...iew, TI-36X Solar, and TI-36X II: TI-30Xa 1) Press [2nd] followed by [SCI] TI-30X IIS/B 1) Press [2nd] then [DRG] 2) Arrow over until SCI is highlighted and press [ENTER] TI-30XS MultiView/TI-34 MultiView 1) Press [MODE] [down arrow] 2) Arrow over until SCI is highlighted and press [ENTER] T...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10698
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 34734: Explaining the ERR:STAT Message on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... the TI-83 Plus and TI-84 Plus family of graphing calculators? An ERR:STAT message is displayed when attempting a stat calculation or operation with lists that are not appropriate. Make sure you follow the rules stated below to avoid an ERR:STAT: 1) Statistical analysis must have at least two ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34734
Solution 34841:Troubleshooting the TI-83 Plus and TI-84 Plus Family of Graphing Calculators Requesting a Password.
...following procedure will delete all the items that are in the RAM of the graphing calculator. This includes all programs, games, pictures, functions, lists, etc. This procedure may also delete all items stored in the FLASH ROM of the graphing calculator. This includes all FLASH apps (pre-loaded o...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34841
Solution 12301: Green Letter Key Labels Represent Physical Constants on the TI-36X Solar Scientific Calculator.
...te the value of a physical constant. The physical constants are accessed using the [CONST] key. For example, to display the constant for the speed of light (c), press [3rd] [CONST] [c]. The screen will show 299792458. The ideal gas constant (R) used by the TI-36X Solar is 8.31451 Joules per mole ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12301
Solution 12240: Fraction Conversions on the TI-15 Explorer™.
...demonstrate how to convert a fraction into decimal form and vice-versa on the TI-15 Explorer. Note: Before beginning, set the calculator to auto simplify by pressing the [Frac] key, scroll down, select "AUTO", and press the [=] key. Example 1: Convert 7/8 to a decimal number: • Press 7, [n], 8,...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12240
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 18949: Using The Problem Solving Tool In Auto Mode On The TI-15 Explorer™.
...em Solving tool in Auto mode on the TI-15 Explorer? In Auto Mode, the Problem Solving tool can provide electronic exercises to test the student's abilities in addition, subtraction, multiplication, and division. To use the Problem Solving tool in Auto mode on the TI-15 Explorer: • Press the Pr...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/18949
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