Solution 11748: Explanation of r^2 and R^2 on the TI-83 Family or TI-84 Family Graphing Calculator.
...ng calculator computes and stores diagnostics values for r (correlation coefficient) and r2 (coefficient of determination) and R2 (coefficient of multiple determination).r2 expresses the proportion of the total variation in the values of the variable Y that can be accounted for or explained by a ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11748
Solution 30190: Using The Significant Numbers Calculator From The Science Tools App on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...r of significant figures. For addition and subtraction, the rounded result has the same decimal-place precision as the least precise term. For multiplication and division, the rounded result has the same number of significant figures as the factor with the least number of significant figures. ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/30190
Solution 34918: Calculating Derivatives on the TI-84 Plus Family of Graphing Calculators.
...ER]. 3) Press [X,T,θ,n] [x²] [,] [X,T,θ,n] [,] [2] [)] [ENTER]. Please Note: The TI-84 Plus family of graphing calculators do not have symbolic manipulation capabilities and cannot find the symbolic derivative of a function. For a list of TI graphing calculators that have the Computer Algebrai...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34918
Solution 12652: Decimal Degrees (DD) to Degrees, Minutes, Seconds (DMS) Conversions on the TI-81.
...Input S:D+M/60+S/3600->D:Disp D2. The following program adds decimal degrees into DMS conversions to the TI-81:Prgm2:DD:Disp "DECIMAL DEGREE":Input I:IPart I->D:(FPart I)*60->M:IPart ((FPart M)*60)->S:IPart M->M:D+M/100+S/1000->D:Disp D Solution 12652: Decimal Degrees (DD) to Degrees, Minutes, S...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12652
Solution 11826: Calculating nth Power and Roots Using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... Please Note: It is necessary to put parentheses around the negative number because these calculators evaluate negation with the same priority as multiplying by a negative 1. This must be done before the number is raised to the exponent Please see the TI-89 family and Voyage 200 guidebooks for ad...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11826
Solution 11818: Algebra Problem Identities for 00 using the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.
... = 1. 3. Apply the algebraic notion of an empty product, which makes sense in any semigroup. The empty product is the unit element. When you are multiplying an empty collection of numbers together, it doesn't matter whether the missing numbers would have been zero or not, had they been present. ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11818
Solution 15464: Definition of Time, Web, and Custom Settings for Axes When Graphing Sequences on the TI-89 Titanium and Voyage™ 200.
... Search When is it best to use the Axes Mode setting when graphing sequences on the TI-89 Titanium or Voyage™ 200? Please see the below descriptions:• TIME: The time format for graphing sequences graphs the sequences as a function of the independent variable n by graphing the points (n, ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/15464
Solution 11814: Sorting Columns in a Data, List, or Matrix Variable Using the TI-89 Family, TI-92 Plus, or Voyage™ 200.
... row contains related information. For example, First Name, Last Name and Age. In this case, sorting only a single column would destroy the relationship between the columns. Follow the procedure below to sort the entire database: X list = {beth, ann, gary} Y list = {sims, mead, smith} Z list = {2...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11814
Solution 15320: Performing Order of Magnitude on the TI-86 Graphing Calculator.
...e TI-86 Graphing Calculator. website Home | Computer Software, iPad and Chrome Apps Knowledge Base Knowledge Base Search How do I perform an order of magnitude computation on the TI-8...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/15320
Solution 11795: Using the deSolve() Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... y'=10y*(y-25) Please Note: The ' is accessed by pressing [2nd][=] on the TI-89 family and [2nd][B] on the TI-92 family and Voyage 200. Enter the multiplication symbol as denoted by the asterisk. 4) After the expression press [,][X][,][Y][)] (X is the independent variable and Y is the dependent v...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11795
Solution 12054: Finding the Curl of a Vector Field on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...] [,] [X] [)] [-]. 9) Press [F3] [1] [(] [ALPHA] [p] [,] [Y] [)] [)]. 10) Press [ENTER]. Please Note: Users with the TI-92 family or Voyage 200 can skip pressing [ALPHA]. 11) Press [X] [x] [Y] [x] [Z] [STO►] [ALPHA] [p] [ENTER]. 12) Press [Y] [STO►] [ALPHA] [q] [ENTER]. 13) Press [Z] [STO►] [ALP...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12054
Solution 12069: Storing a Value to a Matrix Element on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... Desktop is on, press [APPS], highlight Data/Matrix Editor, then press the [ENTER] key. (If your Apps Desktop is turned off, press [APPS][6][3] and skip the next step). 2) Choose option 3:New... 3) To create the matrix above, the Type: will be Matrix, the Variable: name is A, and the row and colu...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12069
Solution 11806: Creating and Evaluating User-Defined Functions on the TI-89 Family, TI-92 Family and Voyage™ 200.
...TI-89 family, TI-92 family and Voyage 200? User-defined functions can be a great time-saver when the repetition of the same expression is needed multiple times, but with different values. User-defined functions can also extend the calculator capabilities beyond the built-in functions. Function ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11806
Solution 12136: Factoring an Expression on the TI-89 Family and Voyage 200 Graphing Calculators.
...er variables by pressing F6:Clean Up ([2nd] [F1] on the TI-89 family), selecting 1:Clear a-z..., and pressing [ENTER] [ENTER].2) Always input the multiplication symbol when multiplying two or more variables.For Example: Input factor(5x+x*y). If the multiplication sign is omitted between x and y, ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12136
Solution 11756: Finding the Sum, Difference, and Product of Two or More Matrices on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...swer. To subtract matrices A and B: 1) On the home screen, press [ALPHA] [A] [-] [ALPHA] [B] 2) Press [ENTER] to display the answer. To multiply matrices A and B: 1) On the home screen, press [ALPHA] [A] [x] [ALPHA] [B] 2) Press [ENTER] to display the answer For additional instruc...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11756
Solution 12130: Difference Between the FIX and FLOAT Display Digits Mode Settings on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
... the device calculates and retains all decimal results with up to 14 significant digits (although a maximum of 12 are displayed).Setting ExampleDescription FIX(0-12)123. (FIX 0)123.5 (FIX 1)123.46 (FIX 2)123.457 (FIX 3)Results are rounded to the selected number of decimal pla...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12130
Solution 11863: The factor() Function Algorithm on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...gebra", Kluwer Academic Publishers, Boston, 1992. Laguerre's method is used for approximate polynomial factorization. (Press et. al: "Numerical Recipes" Cambridge University Press, 1986.) Solution 11863: The factor() Function Algorithm on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphi...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11863
Solution 11734: Creating Repetition in a TI Basic Program on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... block will execute as long as the condition is true. Program segment example: :... :1->i :0->temp :While i temp :1+i->i :EndWhile :Disp "sum of reciprocal up to 20", temp :... Please see the TI-89 family, TI-92 family, and Voyage 200 guidebooks for additional information. Solution 11734: Crea...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11734
Solution 12115: Calculating the Transpose of a Matrix using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... Desktop is on, press [APPS], highlight Data/Matrix Editor, then press the [ENTER] key. (If your Apps Desktop is turned off, press [APPS][6][3] and skip the next step) 2) Choose option 3:New... 3) To create the matrix above, the Type: will be Matrix, the Variable: name is A, and the row and colum...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12115
Solution 12114: Calculating Integrals on the TI-89 Titanium and Voyage™ 200 Graphing Calculators.
...ress [ENTER] to display the answer. Example 2: To find the integral of x*cos(x): 1) On the Home screen, enter ∫(x*cos(x),x). Please Note: The multiplication sign between x and cos(x) is required. 2) Press [ENTER] to display the answer. Definite integral Example: To find the integral of x3+...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12114
Solution 10352: Inputting Complex Numbers on the TI-85 or TI-86 Graphing Calculators.
...header":"Edit link","icon":"/temp/iconcache/networkv2/16x16/link_edit.png","disabledIcon":"/temp/link_edit_disabled16x16.png","isDivider":false,"tooltip":"Edits the link destination and appearance","type":""},{"click":"chrome:field:editcontrol({command:\"webedit:clearlink\"})","header":"Clear Lin...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10352
Solution 10573: Teacher Support for Australian Educators.
...Workshop Loan Program, teacher support materials and the Volume Purchase Program ensure that teachers and schools have easy access to training and equipment. Texas Instruments Education & Productivity Solutions Teacher Support Offices: Australia Texas Instruments Australia Education & Productiv...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10573
Solution 10410: Algorithm for the Solver Function on the TI-85 and TI-86.
...tors, but the solver prefers a sign change if it can find it. The calculator spends some time "going downhill" in the neighborhood of the even multiple root at -1, then "sees" the function begin increasing. It then checks the function values at the bounds, continuing to try to find a sign ch...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10410
Solution 10437: Performing Fraction Calculations on the TI-85 or TI-86.
... How are fraction operations calculated on the TI-85 and TI-86 graphing calculators? The examples below will demonstrate how to add, subtract, multiply, and divide fractions on the TI-85 and TI-86: Example: 3/4 + 7/51) Input 3, press [¸], and input 42) Press the [+] key 3) Input 7, press [¸], ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10437
Solution 10392: Transferring Programs or Data Between a TI-82 and TI-83.
...TI-83 cannot translate this so Un-1 will appear in the TI-83 program and an Err:Invalid is generated when the program is executed. Also, implied multiplication rules on the TI-83 are different than on the TI-82. On the TI-83, implied multiplication has the same precedence as regular multiplicati...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10392