Solution 34878: Explanation of r^2 and R^2 on the TI-84 Plus C Silver Edition Graphing Calculator.
... Home | TI-83 Plus and TI-84 Plus family of products Knowledge Base Knowledge Base Search Why is R^2 computed for some regressions on a TI-84 Plus C Silver Edition? The following information details when r2 and R2 are computed using a TI-84 Plus C ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/34878
Solution 35012: Calculating nth Roots Using the TI-36X Pro.
... Home | Scientific, elementary & basic calculators Knowledge Base Knowledge Base Search How do I perform nth root computations using the TI-36X Pro? The example below will demonstrate how to perform nth root computations on the TI-36X Pro.Example: What is the ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/35012
Solution 15889: Correcting the Message "ERROR" on the TI-36X Solar.
...d by zero. • The result is larger than 9.999999999 * 10^99. • More than 15 open parentheses are used. • More than 4 pending operations are entered. • Computing the log, ln, or 1/x of zero. • Computing the log or ln of a negative number. • Computing the even root of a negative number. • Zero to th...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/troubleshooting-messages-unexpected-results/15889
Solution 39437: Troubleshooting a TI-36X Pro that will not turn on.
...ew CR2032 lithium battery. Press firmly to snap the new battery into place. Please Note: When replacing the battery, avoid any contact with the other components of the calculator. If your calculator does not power on, please see Warranty Information on Texas Instruments Products Purchased in the ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/troubleshooting-messages-unexpected-results/39437
Solution 12089: Correcting the Error Message "Press I to Install Code" on the TI-89 Family, TI-92 Plus or Voyage™ 200 Graphing Calculators Using the TI Connect™ Software for Windows®.
... unit has lost its operating system. In general, this situation only occurs as the result of interrupting the transfer of the operating system from a computer or another calculator once it has begun.To correct the situation, remove one triple A battery, re-insert it and then press the letter I (t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/12089
Solution 12071: Troubleshooting a TI-89 Family, TI-92 Plus, or Voyage 200™ that Only Display Results in Fractional Format.
...mily, TI-92 Plus and Voyage™ 200. Please also see the TI-89 family, TI-92 family and Voyage 200 guidebooks for additional information. {"commands":[{"click":"chrome:field:editcontrol({command:\"webedit:editlink\"})","header":"Edit link","icon":"/temp/iconcache/networkv2/16x16/link_ed...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/12071
Solution 11591: Correcting the Circular Definition Error on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...nt function or program calls. Please avoid choosing variable names like x,y,z,a,b,c,... for argument names when defining a function or program. These common variable names are frequently used and could easily be included as an argument in a function or program call. Instead, choose variable names...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/11591
Solution 11501: Resolving Error Skipping: Keyfon73.fon When Installing the TI Connect™ Software.
...ipping: Keyfon73.fon when installing TI Connect? The error Skipping: Keyfon73.fon indicates that the TI-73 key font is not properly installed on the computer. The TI Connect software requires this font prior to installation. To correct this error, follow the steps listed below: • Click on Start...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/11501
Solution 15180: Replacing and Installing the Battery In a TI-15 Explorer™ Calculator.
... all the current settings. Caution: Be careful not to damage any of the internal parts of the calculator. Avoid making contact with other components inside the calculator while changing the battery. Dispose of old batteries properly. Do not incinerate batteries or leave where chi...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/15180
Solution 12639: Availability of the TI-1706+ Quick Reference Card.
... Solution 12639: Availability of the TI-1706+ Quick Reference Card. TI basic calculators are not distributed with guidebooks. Select units come with a Quick Reference Card. This card is not available for purchase from Texas Instruments. For customer convenience a copy of the Quick Refe...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/12639
Solution 12126: Correcting a Non-algebraic Variable in Expression Error on the TI-89 Family and Voyage™ 200 Graphing Calculators.
... stored): 1) Press [CATALOG] then press the [,] key to go to the alphabetical listings beginning with the letter D2) Scroll down to select the DelVar command and press [ENTER]3) Input the variable used in the problem (For example, if the variable in the problem is x, then input DelVar x4) Press [...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/12126
Solution 12258: Differences Between the TI-30Xa and the TI-30X IIS/B.
...rch What are some of the differences between the TI-30Xa and the TI-30X IIS/B? The TI-30X IIS/B have the features of the TI-30Xa, and also includes two lines (top line is entry line and bottom line is answer line), equation recall/edit feature, two variable statistics, memory retention f...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/12258
Solution 12047: Cannot Update the Operating System (OS) on a TI-89, TI-92 Plus or Voyage™ 200 with OS Version 2.0 or Below and TI Connect™ Software.
...urn the unit on. • Press [ I ]. On the TI-89 press [ 9 ]. • On PC, Click Start >> Programs >> TI Tools >> TI Connect >> TI OS Downloader. • Check the communication options and click next. • Click on start download. Please see the TI-89 family, TI-92 family and Voyage 200 guidebooks for additiona...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/12047
Solution 12252: Calculating the Log and Inverse Log of a Number Using the TI-30X IIS/B.
... Knowledge Base Search How do I calculate the log and inverse log of a number using the TI-30X IIS/B? On the TI-30X IIS/B the [LOG] key computes the common logarithm of a number. To compute the common antilogarithm of a number, use the 10x function. The examples below will demonstra...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12252
Solution 12256: Converting from Rectangular to Polar Coordinates Using the TI-30X IIS/B and TI-30XS MultiView™.
...NTER] to paste R►Pr( on the screen. • Input the x-value of the rectangular coordinate, which is 4. • Press [2nd] [)] (closed parenthesis) to insert a comma. • Input the y-value of the rectangular coordinate, which is 3. • Press [)] [ENTER] to display the results. The screen will show 5 which is ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12256
Solution 12266: Calculating Powers on the TI-30Xa, TI-30Xa Solar, or TI-36X Solar.
... demonstrate how to input exponents on the TI-30Xa, TI-30Xa Solar, or TI-36X Solar: Example: Raise 5 to the 3rd power. 1) Press the [ON/AC] key to completely clear the calculator. 2) Input [5]. 3) Press the [y to the x] key (located just above the division key). 4) Input [3]. 5) Press [=]....https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12266
Solution 10477: Replacing and Installing the Batteries in a TI-35X.
...edge Base Knowledge Base Search How do I replace and install the batteries in a TI-35X? The TI-35X uses two A-76 batteries. Comparable battery model numbers include:Duracell® D357Eveready® 357To replace the batteries:• Turn the calculator off. • Place a small screwdriver...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/10477
Solution 35615: Replacing the Battery in a TI-36X Pro Scientific Calculator.
...into place. 6) Press [On]+[Clear] at the same time to reset the calculator. Please Note: When replacing the battery, avoid any contact with the other components of the calculator. For more information regarding your Texas Instruments calculator, please refer to the guidebooks section. If your cal...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/35615
Solution 10474: Using Memory Functions and Operations on the TI-1795 SV.
...I-1795 SV and how do I use them? Memory operation keys on the TI-1795 SV are described below: [M+] adds the displayed number to the memory. This key completes any operation (acts like the [=] key) and then adds the result to memory.Example:1) Press [4] [M+] [ON/C]4 is stored to memory, and 'M' ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10474
Solution 34618: Using the Sum Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... calculators? The sum function is used to find the sum of the elements in a list. The syntax is sum(list[,start, end]). The optional arguments and accompanying commas are enclosed in brackets. If included, it returns the sum of the elements of the list from start to end. Example: Find the sum o...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34618
Solution 10681: Fraction Capabilities of the TI-10.
...ypically taught at higher grade levels, specific fraction capabilities were not included on the TI-10. If fraction capabilities are needed, choose a comparable model designed to include more complicated concepts like the TI-15 Explorer™. Solution 10681: Fraction Capabilities of the TI-10. ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10681
Solution 10688: Replacing the Batteries In a TI-30Xa.
... (Requires 1 button cell A76 battery) “1XA76 1.5V 110mAh” (Requires 2 button cell A76 batteries) Note: The Energizer® "A76" battery replaces "LR44" Comparable button cell battery model numbers include: Duracell® D357 Eveready® 357 Maxell® LR44 Varta® V13GA About replacing the button cell batt...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10688
Solution 34603: Finding the X-Intercept of a Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...find the x-intercepts of a function on the TI-83 Plus and TI-84 Plus family of graphing calculators? To find the x-intercepts of a function, the zero command must be used. Follow the example below for help with using the zero command. Example: 2X - 7 1) Press [Y=] to access the Y= Editor. 2) Pr...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34603
Solution 10696: Replacing The Battery in a TI-36X II .
... replace the old battery with the new battery. Install battery according to polarity (+ and -) diagrams.Caution: Avoid contact with other TI-36X II components while changing the battery.If necessary, press ON and CLEAR simultaneously to reset. When released, memory and settings are cleared and...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10696
Solution 12251: Calculating nth Roots Using the TI-30X IIS/B, TI-34 II Explorer Plus™ and TI-30XS MultiView™ Scientific Calculators.
... Home | Scientific, elementary & basic calculators Knowledge Base Knowledge Base Search How do I perform nth root computations using the TI-30X IIS/B, TI-34 II Explorer Plus and TI-30XS MultiView scientific calculators? The example below will demonstrate how to...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12251