Girl Scouts + Texas Instruments = A Winning Equation
...p students achieve in math and science. The girls in my troop really enjoy the STEM and coding activities, which got me thinking recently, “How can I combine my work experience with my passion for Girl Scouts?” This is my Girl Scout troop, Dublin Troop 408, on a zip line adventure in Col...https://education.ti.com/en/bulletinboard/girlscoutsloanprogram
2025 TI Codes Contest | #TICodes | Texas Instruments
...g calculator (selected by the team). One TI-Innovator™ Hub and one BBC micro:bit. One set of TI-Innovator™ accessories including breadboard, ranger, input/output module and external battery. One $50 gift card to purchase additional supplies. ul li:before { color: #c00; } Round 2: Build ...https://education.ti.com/en/promotion/codescontest/2025-2/p0-save-the-date
Investigating the Derivatives of Some Common Functions
...Approaches | Calculus Activity Overview One of the many ways in which you can think of a derivative is as a function that uses x as an input and returns the slope of the line tangent to f at x. The derivative of a function is often another function with a formula that can be used an...https://education.ti.com/en/ib/activities/analysis-approaches/nspire-investigating-derivatives-common-functions
Solution 30951: Calculating and Graphing a Median-Median Regression on the TI-Nspire™ Family and TI-Nspire Computer Software.
...preadsheet and press [enter]. • Enter the data in L1 and L2 lists, pressing [ENTER] after each entry. • Press the up arrow until you highlight L1. • Input [x] [y] to name L1. • Press the right arrow until you highlight L2. • Input [y] [z] to name L2. • Press [tab] once to get to the empty cell. ...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/30951
Solution 31151: Converting Radians to Degrees Using The TI-Nspire™ Family Handhelds and Computer Software.
... to degrees using the TI-Nspire family handhelds and computer software, please follow the steps below: 1) Press [home] and add a Calculator APP. 2) Input the number to convert inside parenthesis. 3) Press [ctrl] [catalog] to display the character/symbol palette. 4) Select r and press [enter]....https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/31151
Solution 32931: Computing Cross Product Using the TI-Nspire™ Family Products.
...2) Press 1: Add Calculator. 3) Press [Menu]. 4) Press 7: Matrix & Vector. 5) Press C: Vector. 6) Press 2: Cross Product. 7) Press [ctrl] [{}]. 8) Input [5] [,] [5] [.] [2] [,] [4]. 9) Press the [Right Arrow] once. 10) Press [,] [ctrl] [{}]. 11) Input [2] [,] [6] [,] [3]. 12) Press [Enter]. ...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/32931
Solution 33051: Calculating lcm() (Least Common Multiple) of Two Arguments on the TI-Nspire™ Family Products.
...d 5. The lcm() function can be assessed by opening a calculator document page • Press [menu] • Select 2: Number • Select 4: Least Common Multiple • Input 4 , 5 • Press [enter] for the answer Please see the TI-Nspire CX, TI-Nspire CX CAS, TI-Nspire and TI-Nspire CAS guidebooks for additional inf...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/33051
Solution 35934: Correcting a Domain Error When Using the lcm() or gcd() Command on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators?
...arch Why do I get a Domain error when using the lcm() or gcd() command on the TI-83 Plus and TI-84 Plus family of graphing calculators? The input for lcm() and gcd() are either 2 non-negative integers or 2 lists of non-negative integers. The proper syntax for the gcd() and lcm() functio...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/35934
Solution 29710: Calculating Combinations and Permutations on the TI-Nspire™ Family Products.
... is the number of participants, and k is the number of people we are choosing. On the calculator screen: 1) Press [Menu] [5] [3] to select nCr( 2) Input 10,3) 3) Press [Enter] Example: How many possible permutations of first, second, and third place be awarded in a race between 10 people?...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/29710
Solution 37715: Program commands that use the left and right parentheses display an unexpected syntax error on the TI-84 Plus CE™.
...hat some syntax entry is valid when in fact it is not.Example:• Create TI-Basic programs with various formats of Wait command argument.• Enter valid input:Wait (500/4076*60)Wait 500/4076*60 • Invalid input:Wait (X)+5Notice here, the right parenthesis is a signal in TI-Basic that the command argum...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/37715
Solution 33591: Finding the Domain of a Graph Function Using the Domain Command on the TI-Nspire™ CAS Products.
...s? Example: Find the domain of x^(2)-2x+3 1) Press [home] [1] to create a new document. 2) Press the [2] key to insert the "Graphs" application. 3) Input x^(2)-2x+3 and press [enter] 4) Insert a calculator page by pressing [ctrl] [+ page] and select 1 5) Press the [catalog] key located above t...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/33591
Solution 11782: Performing Polar Complex Number Calculations in Degree Mode on Graphing Calculators.
...bolic, or inverse-hyperbolic functions. Consequently, radian-mode identities between these functions are not generally true for degree mode when the inputs or results are non-real. For example, degree-mode scaling is applied to cos(X) + i sin(X) but not to the radian-equivalent expression eiX. Ra...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11782
Solution 34872: Performing Chi-Square Computations on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...served Matrix= Expected Matrix= 1) Enter the matrix editor, press [2nd][MATRX] 2) Move the cursor to highlight EDIT and select the matrix A. 3) Input the data for the Observed Matrix. 4) The Expected Matrix values will be inputted into Matrix B after you compute the c2 test Compute the c2 te...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/34872
Solution 34417: Evaluating Composite Functions for a Specific Value of X on the TI-83 Plus and TI-84 Plus Family.
...unction compositions using the notation f(g(x)) or (f ° g)(x). Solution: Let Y1 = f(x) and Y2 = g(x) • Press [Y=] to go to the Y= Editor screen. • Input x2 + 3x - 2 into the Y1 slot, then press [ENTER]. • Input 2x + 3 into the Y2 slot, then press [ENTER]. • Press [VARS], arrow right to Y-VARS, ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34417
Solution 34838: Calculating the Least Common Multiple (LCM) of Two Numbers on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
.... • Press [MATH] then [Right Arrow] to select "NUM". • Press [8] to select the 8: lcm( function. • Press [2] [,] [5] [ ) ] [ENTER] to complete the input and finish the calculation. Please see the TI-83 Plus and TI-84 Plus Family guidebooks for additional information. Solution 34838: Calculat...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34838
Solution 34800: Cause of the "Error: Data Type" Message When Using the Normalcdf Command on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...command on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators? This error can occur when using a list in the command syntax. For example, inputting normalcdf(-1E99,200,L1*.9,L1*.9*.1) will return the Data Type error. Some of the distribution functions are not designed to accept list as...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34800
Solution 17649: Using the GetCalc( Command on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... cable or mini A to mini B USB cable. 2) On the receiving calculator, press [2nd] [CATALOG] and scroll down to select GetCalc( and press [ENTER] 3) Input the name of the variable that you want to copy over, as it appears on the sending calculator, then press [ ) ] [ENTER] The receiving calculato...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/17649
Solution 11700: Calculating Permutations and Combinations Using the TI-83 Family, TI-84 Plus Family, and TI-Nspire™ Handheld in TI-84 Plus Mode.
...us family, and TI-Nspire handheld in TI-84 Plus mode. Example: How many possible permutations of 2 cards can be chosen from a deck of 5 cards? 1) Input 5. 2) Press [MATH], arrow left to highlight PRB, then press [2] to select the nPr function. 3) Input 2 and press [ENTER]. There are 20 possi...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11700
Solution 34420: Performing T-Test Computations Using the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ta for this example: {30.3, 30.5, 30.6, 31, 30.7, 30.7, 30.4, 30.9, 31} Entering the data: 1) Press [STAT] [1] to access the STAT List Editor. 2) Input the example data into the L1 list, pressing the [ENTER] key after each entry. 3) Press [2nd] [MODE] to QUIT the STAT List Editor and return t...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34420
Solution 10425: Finding the Absolute Value or Argument of a Complex Number on the TI-86.
... absolute value of 53-22i Solution: • Press [2nd][MODE] • Scroll down to PolarC and press [ENTER] • Press [2nd][MATH] • Press [F1] • Press [F5] • Input after abs (53, -22) and press [ENTER] The answer is 57.384667 Please see the TI-86 guidebook for additional information. Solution 10425: Fi...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10425
Solution 11868: Certain Polar Values Not Computed on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...he resulting rectangular complex number is converted to polar form. It is a difficult process and takes several minutes to compute. Simple looking inputs may generate very large exact outputs and may take a great deal of time to compute. If fast times or small output is desired, it is sometimes...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11868
Solution 11725: Computing the Cross Product on the TI-89 Family and Voyage™ 200 Graphing Calculators.
...[Q] (CALC HOME). 2) Press [2nd] [5], select 4:Matrix and press the [right arrow] key 3) Press [ALPHA] [L] and select 2:crossP( and press [ENTER]. 4) Input [3,5],[-2,8]. 5) Press [)] then [ENTER] for the result. Please Note: Both vectors used with this command must be row vectors, or both must be...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11725
Solution 18709: Calculating the gcd() (Greatest Common Divisor) on the TI-85 and TI-86 Graphing Calculators.
...for 36 and 280. The gcd() function can be located by following the keystrokes provided below: • Press[2nd] [MATH]. • Press [F5] [F5] for gcd(. • Input the values or lists separated by a [,] and press [)] [ENTER]. Please see the examples provided below: Please see the TI-85 and TI-86 guid...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/18709
Solution 18689: Calculating the gcd() (Greatest Common Divisor) on the TI-73 Family Graphing Calculators.
...atest common divisor for 50 and 350. The gcd() function can be located by following the keystrokes provided below: • Press [MATH] [2] for gcd( • Input the values separated by a [,] and press [)] [ENTER] Please see the examples provided below: Please see the TI-73 family guidebook for addi...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/18689
Solution 11701: Calculating Combinations and Permutations on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...ions and permutations on the TI-89 family, TI-92 family, and Voyage 200. Example: What are the combinations of 5 choosing 2? 1) On the HOME screen input nCr(5,2) 2) Press [2nd][MATH][7][3] 3) Press [5][,][2][ENTER] The screen will show 10. What are the permutations of 5 choosing 2? 1) On t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11701