Solution 11576: Algorithm Used for Calculating the Sine Regression On the TI-86, TI-83 Family, or TI-84 Plus Family.
...re errors.J? = sum[({a*cos(c)}*sin(b*x(k)) + {a*sin(c)}*cos(b*x(k)) + d - y(k))^2], for n = 1,2,...,nHence, the period/frequency guess can be used to compute the three parameters a*cos(c), a*sin(c) and d that minimize J? using linear regression methods. This gives us an initial guess at all the p...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11576
Solution 36979: "Unknown device" displays when I connect my TI-84 Plus family graphing calculator to the TI-Connect CE™ software
...d above for the TI-84 Plus family. Note: The TI-Nspire™ Handheld in TI-84 Plus Mode will also display as "Unknown device", TI Connect (v4.0) is the recommended connectivity software for this device configuration. Solution 36979: "Unknown device" displays when I connect my TI-84 Plus family graph...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/36979
Solution 11752: Calculating Derivatives on the TI-83 Plus Family of Graphing Calculators.
... have symbolic manipulation capabilities. They cannot find the symbolic derivative of a function. For a list of TI graphing calculators that have the Computer Algebraic System (CAS) please refer to KB#24631. Please see the TI-83 Plus Family guidebooks for additional information. Solution 11752: ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11752
Solution 11749: Factorials of Decimal (0.5) Numbers on Texas Instruments Graphing Calculators.
... Base Search Why do I get an answer when I factor numbers ending in .5 on my graphing calculator? Factorial is defined as: The factorial is computed recursively using the relationship, (n+1)! = (n+1)*n!, until n is reduced to either 0 or -1/2. At this point, the definitions, 0! = 1 or ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11749
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.
...h the least number of significant figures. For powers, the rounded result has the same number of significant figures as the base. You can use any combination of addition, subtraction, multiplication, division and raising a value to a power. Multiplication and division are performed first, and...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/30190
Solution 34919: Calculating the Present Value of a Perpetuity (Infinite Annuity) on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...can select 500 as N. First, access the TVM solver by pressing [APPS] [ENTER] [ENTER]. Next, place the cursor next to PV and press [ALPHA] [SOLVE] to compute the present value: The present value is $-55,555.56. Please Note: There is not a way to find the future value of a perpetuity because the ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34919
Solution 34918: Calculating Derivatives on the TI-84 Plus Family of Graphing Calculators.
...ot have symbolic manipulation capabilities and cannot find the symbolic derivative of a function. For a list of TI graphing calculators that have the Computer Algebraic System (CAS) please refer to KB#24631. Please see the TI-84 Plus Family guidebooks for additional information. Solution 34918:...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34918
Solution 28370: Redeeming Technology Rewards Points For Professional Development Courses
...nclude an email address (preferred) or other contact information with the request and points. 3. Register for the selected course on www.education.ti.com when notification of eligibility and a promotion code is received from TI TRP. 4. Enter the promotional code in the registration form (the regi...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/28370
Solution 34912: Running an Assembly Program on the TI-84 Plus C Silver Edition, TI-84 Plus and TI-83 Plus.
...program on the TI-84 Plus C Silver Edition, TI-84 Plus and TI-83 Plus, please follow the steps below: • Press [2nd] [CATALOG]. • Press [↓] until Asm( command is selected and press [ENTER]. • Press [PRGM] and select the name of the program under the EXEC menu. • Press [ENTER]. • The display will r...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34912
Solution 10446: Storing and Solving Formulas on the TI-86 Graphing Calculator.
... Home | Other Graphing Calculator products Knowledge Base Knowledge Base Search How can I create and save a formula in the equation solver on a TI-86? The example below shows how to solve an equation on the TI-86: Example: Solve for K ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10446
Solution 10443: Sending a Program From a TI-86 to a TI-85 Using a TI Connectivity Cable.
...wever, TI-86 programs written in TI-BASIC can be sent to a TI-85 using a TI Connectivity cable by following the steps below:• Send the program to the computer using the TI-86 GRAPH LINK software and TI Connectivity cable. • On the TI-86 GRAPH LINK software, Go to File, Open, Locate the name of th...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10443
Solution 12645: Graphing a Function on the TI-80 and TI-81.
...can I graph functions using the TI-80 or TI-81? The TI-80 has been discontinued. When upgrading, consider the TI-73 Explorer™. The TI-73 Explorer is completely compatible with curricular materials for upper elementary through lower middle grades, from fractions through pre-algebra. Follow these ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12645
Solution 12217: Locked Variables Are Not Displayed in Open Dialog Box Choices on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculator.
... on a copy of the variable, but the variable itself). To edit locked variables, unlock the variable from either the VAR-LINK menu or use the "Unlock" command. Below is an example of unlocking a variable from the VAR-LINK menu: Below is an example of unlocking a variable using the "Unlock" com...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12217
Solution 16829: Availability of the TI-86 Finance Application.
...ase note the Finance application for the TI-86 requires activation after installation. Once activated, the application can be run by using the "FIN" command on the MATH menu. This finance ASM program expands the TI-86's feature set to include Time-Value-of-Money(TVM), uneven cash flows, amortiza...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/16829
Solution 11831: Correcting an Address Error on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...l detail how to correct the Address Error on the TI-89 family, TI-92 family, and Voyage 200 calculators. Please Note: The following procedures will completely reset the calculator. Please, bear in mind that this will erase the memory of the calculator and restore all manufacturer's defaults. ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11831
Solution 12171: Use of the Angle( Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...phing calculators? The angle( functions returns the angle, list, or matrix of angles of an expression, list or matrix, interpreting each element as a complex number that represent a two-dimensional rectangular coordinate point.The syntax is:angle(expression).angle(list).angle(matrix)Examples:• In...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12171
Solution 12170: Using the "and" Operator on TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... How do I use the "and" operator on the TI-89 family, TI-92 family, and Voyage 200 graphing calculators? The and operator is primarily used to compare two Boolean expressions, lists, or matrices and returns true, false, or a simplified form of the original entry. When used with integers, t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12170
Solution 11819: Algorithm for Solving Systems of Equations on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...re systems of equations solved on the TI-89 family, TI-92 family, and Voyage 200 graphing calculators? solve() and cSolve() functions return real or complex solutions of linear or nonlinear systems of equations. For linear or polynomial systems, the Gaussian or Groebner elimination method is use...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11819
Solution 12134: Using Strings on the TI-89 Family, TI-92 Family, and Voyage™ 200.
...erform an action. Examples: Disp "The Result is", answer Input "Enter the angle in degrees", angle1 "Enter the angle in degrees" ->str1 Some input commands, such as InputStr, automatically store user input as a string and do not require the user to enter quotation marks. A string cannot be ev...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12134
Solution 35134: Calculating Present Value (PV) on the TI-89 Family, TI-92 Family, and Voyage™ 200.
...Y= 10.00 and press [ENTER] • Input payment. (-20000) on PMT= -20000. and press [ENTER] • Input Payments per year on PpY= 12 and press [ENTER] • Input Compounding periods per year on CpY=12 and press [ENTER] • Highlight the PV= using the up and down arrows and press [F2] this will compute with mon...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/35134
Solution 12042: Algorithm for Summation on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...mmations calculated on the TI-89 family, TI-92 family, and Voyage 200 graphing calculators? The following the example will demonstrate how to use and compute summations using the TI-89 family, TI-92 family, and Voyage 200 graphing calculators. The syntax for the å ( function, which is accessed ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12042
Solution 12136: Factoring an Expression on the TI-89 Family and Voyage 200 Graphing Calculators.
... Knowledge Base Search How do I factor an expression on the TI-89 family and Voyage 200 graphing calculator? Use the factor() command, located under the F2:Algebra menu, to factor expressions on the TI-89 family, the TI-92 Family and the Voyage 200. The proper syntax for t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12136
Solution 11869: Performing Unit Conversions On The TI-89 Family,TI-92 Family, and Voyage™ 200 Graphing Calculators.
...• Press [2nd][3] to access the UNITS menu (On Voyage 200 press [♦][P]) • Within the length menu, select _km • Press [ENTER] If an expression uses a combination of units, it is possible to specify a conversion for some of the units only. Any units for which a conversion is not specified will be ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11869
Solution 12098: Graphing Piecewise Functions on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...TI-92 family, and Voyage 200 graphing calculators? When entering a piecewise function on the TI-89 family, TI-92 family and Voyage 200, use the With command ( | ). This command is used to separate the function and condition. Using the TI-89 family calculator, the With command is found above the ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12098
Solution 11866: Algorithm for the Taylor() Series Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...and Voyage 200 calculators? The algorithm for the taylor() function is as follows. taylor(u,x,n,a) is the sum(limit(d(u,x,k),x,a)*(x-a)^k/k!,k,0,n), computed iteratively to avoid redundant computation of lower-order derivatives.Please see the TI-89 family, TI-92 family and Voyage 200 guidebooks...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11866