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.
...that there 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 rein...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/37336
Solution 10477: Replacing and Installing the Batteries in a TI-35X.
...er, paper clip, or a similar instrument into the slot and gently lift the battery cover. • Remove the discharged batteries and install the new ones (positive face up on the left side, negative face up on the right). • Replace the cover, top edge first, and then gently press until the bottom of th...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.
...tor uses one 3-volt CR2032 lithium button cell battery. About replacing the button cell battery on a TI-36X Pro Scientific calculator: For safety purposes and to prevent ingestion, the button-cell batteries in school- and student-owned calculators without battery doors are not designed to be repl...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/35615
Solution 40317: TI-30XS MultiView and TI-34 MultiView Scientific calculator battery information
...alculators both use one 3 volt CR2032 lithium button cell battery. About replacing the button cell battery on a scientific calculator: For safety purposes and to prevent ingestion, the button-cell batteries in school- and student-owned calculators without battery doors are not designed to be repl...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/40317
Solution 12280: Calculating Standard Deviation on the TI-30X IIS/B, TI-30XS MultiView™ and TI-34 II Explorer Plus™.
...ample: Enter the following x variables, and determine the sample and population standard deviations. x = {1,2,3} 1) Press [2nd], [STAT], and then choose 1-VAR. 2) Press [DATA] and begin to enter the data as indicated. To input a data point, type the value and press [ENTER]. Press the down arrow...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12280
Solution 12281: Calculating the Log and Inverse Log of a Number Using the TI-34 II Explorer Plus™.
... Press the [2nd] key, then the [LOG] key to access the LOG menu. 2) With the cursor under the 'LOG' function, press [=]. 3) Input [1]. Press [)] to close parentheses. 4) Press the [=] key. The displayed answer will show 0. Example: Calculate the antilog of 0. 1) Press the [2nd] key, then the [...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12281
Solution 34718: Calculating Permutations and Combinations Using the TI-84 Plus C Silver Edition Calculator.
...lculator? The examples below will demonstrate how to calculate permutations and combinations using the TI-84 Plus C Silver Edition.Example: How many possible permutations of 2 cards can be chosen from a deck of 5 cards?• Input 5.• Press [MATH], arrow right to highlight PRB, then press [2] to sele...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34718
Solution 12227: Performing Log Calculations on a Single-Line Display Scientific Calculator.
Solution 12227: Performing Log Calculations on a Single-Line Display Scientific Calculator. Solution 12227: Performing Log Calculations on a Single-Line Display Scientific Calculator. global Solution 12227: Performing Log Calculations on a Single-Line Display Scientific Calculator. websi...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12227
Solution 34674: Maximizing a Linear Function with the Inequality Graphing Application on the TI-84 Plus CE and TI-84 Plus C Silver Edition.
...eys to move from one point to another along the same X or Y function. • Press the [STO->] key to append the coordinates for the point at the cursor position to the lists LINEQX (x-coordinate) and LINEQY (y-coordinate). • Press any key to continue. • Find and store the other interest points th...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34674
Solution 12297: Squaring Negative Numbers on Texas Instruments Scientific and Elementary Calculators.
...ase Search How do I square a negative number on my scientific or elementary calculator? These calculators use an Equation Operating System (EOS™), which evaluates from left to right, allowing the user to enter numbers and functions in a straightforward sequence. Parentheses are necessar...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12297
Solution 34618: Using the Sum Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ction 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 of 1, 23, 453, 68.9, 59 • ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34618
Solution 12303: Calculating Combinations and Permutations on the TI-36X Solar and TI-36X II.
...The examples below will demonstrate how to calculate combinations and permutations on the TI-36X Solar. Example 1 : What are the combinations of 5 choosing 2? 1) Press [5] [xy] [2] [3rd] [nCr]The displayed answer will show 10. Example 2 : What are the permutations of 5 choosing 2?1) Press [5] [xy...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12303
Solution 10681: Fraction Capabilities of the TI-10.
... are typically 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 12292: Performing Two Variable Statistics on the TI-30X IIS/B , TI-34 II Explorer Plus™ and TI-30XS MultiView™.
... MultiView. Data for this example: x = {51,84,90,37,82} y = {35,67,94,1,16} Solve using the following procedure: 1) Press [2ND], [STAT], and then choose 2-VAR. 2) Press [DATA] and begin to enter the data as indicated. To input a data point, type the value and press [ENTER]. Press the down arrow...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12292
Solution 10688: Replacing the Batteries In a TI-30Xa.
...: Duracell® D357 Eveready® 357 Maxell® LR44 Varta® V13GA About replacing the button cell battery on a TI-30Xa Scientific calculator: For safety purposes and to prevent ingestion, the button-cell batteries in school- and student-owned calculators without battery doors are not designed to be repl...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.
...ce selected press [enter] to mark this as the Right Bound. 10) "Guess?" will be displayed using the [←] or [→] keys, move the cursor until it is close to or directly on the x-intercept 11) Press [enter] to submit your Guess and display the exact point of the x-intercept which is (3.5,0) P...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34603
Solution 12321: Difference Between [ (-) ] and [ - ] Keys on Two Line Elementary and Scientific Calculators.
...lculators that appear to be similar. The [(-)] is the negate key, which is often mistakenly used as the subtraction key. The negation key converts a positive number into a negative number for the purpose of a particular calculation. The [-] is a subtraction key which is used to subtract values i...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12321
Solution 12324: Solving Equations Using the TI-30X IIB / TI-30X IIS.
...0X 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 values to the variables, then using the variables to solve the equation. For Example: Solve...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12324
Solution 10696: Replacing The Battery in a TI-36X II .
...attery is used in the TI-36X II and how is it installed? About replacing the button cell battery on a TI-36X II Scientific calculator:For safety purposes and to prevent ingestion, the button-cell batteries in school- and student-owned calculators without battery doors are not designed to be re...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10696
Solution 10702: Unexpected Results When Sin(Pi) Does Not Return Zero on the TI-68.
...hen calculating p radians is an approximation of zero. When solving trigonometric functions, very sophisticated algorithms are used to calculate the most accurate answer possible. With this in mind, plus the fact that it uses a 13-digit approximation of the irrational number p, the TI-68 is calc...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10702
Solution 12291: Performing Trigonometry Calculations on the TI-34 II Explorer Plus™.
...e Base Knowledge Base Search How do I perform trigonometry calculations on the TI-34 II Explorer Plus? To calculate sine, cosine, and tangent using the TI-34 II Explorer Plus, please follow the examples below. Example: Sine of 30 degrees 1) Press [2nd] [TRIG] 2) Press [...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12291
Solution 34831: Entering and Computing Fractions on the TI-84 Plus Family of Graphing Calculators.
...Press [ALPHA] [F1] [2]. 8) Enter in [3]. 9) Press [Right Arrow]. 10) Enter in [2]. 11) Press [Down Arrow]. 12) Enter in [5]. 13) Press [ENTER]. Two possible answers can be displayed with MATHPRINT turned on and switching from n/d to Un/d in the [Mode] settings. Changing a decimal into a fract...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34831
Solution 20529: Incorrect Answer Received When Computing Exponents in MathPrint Mode Using the TI-30XS/B or TI-34 MultiView™ Scientific Calculator.
...sing the TI-30XS/B or TI-34 MultiView calculator? The TI-30XS/B and TI-34 MultiView calculator in MathPrint mode uses the Equation Operating System (EOS). EOS defines the order in which functions in expressions are entered and evaluated on the calculator. EOS lets the user enter numbers and funct...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/20529
Solution 26450: Changing the +/- sign of an answer on the TI-30X IIS and TI-30X IIB.
... How do I change the +/- sign of an answer on the TI-30X IIS/B? The [+/-] key was used on the TI-30Xa calculator to change an answer from a positive number to a negative number. This key is not present on the TI-30X IIS or the TI-30X IIB units. So to perform this function on the TI-30X...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/26450
Solution 34592: Calculating Logs of Bases Other Than 10 on the TI-84 Plus Family of Graphing Calculators.
...s other than 10 on the TI-84 Plus family of graphing calculators. Please Note: The TI-84 Plus and TI-84 Plus Silver Edition require Operating System (OS) v 2.55MP to access the logbase function below. To verify what OS is installed press [2nd] followed by [+] then in the menu that appears select ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34592