Solution 34836: Correcting the Error "NO SIGN CHANGE" When Calculating the Zero (Root) of a Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...rs, finding the zero of a function requires entering a "left bound", "right bound" and a "guess". These requirements can be entered by inputting a specific value or by using the arrow keys to scroll and select a value on the graph. Pressing [ENTER] after each value will mark the left bound, right...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34836
Solution 34631: Storing a Function to a List on the TI-84 Plus Family of Graphing Calculators.
...ating System (OS) v 2.55MP to access the sequence stat wizard below. To verify what OS is installed press [2nd] followed by [+] then in the menu that appears select [1:About]. If you do not have this version of OS please upgrade to this version. Saving a sequence to L1: • Press [2nd] [List] [Rig...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34631
Solution 34847: Using the fMin( ) Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...aphing calculators? The fMin( ) function returns the value of variable where the local minimum of expression occurs, between lower and upper, with specified tolerance. Reference the example provided below. The syntax for the fMin( ) function is: fMin(expression,variable,lower,upper[,tolerance])...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34847
Solution 34615: Using the fMax Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...g calculators? The fMax function returns the value of variable where the local maximum of expression occurs, between lower and upper bounds, with specified tolerance. The syntax for the fMax is listed below. fMax(expression, variable, lower, upper[,tolerance]) Example: Find the function maximu...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34615
Solution 34516: Finding the Zero of a Function on the TI-84 Plus CE and TI-84 Plus C Silver Edition.
...ction: y = 2X + 4 1) Press [Y=]. 2) Enter the function. 3) Press [GRAPH]. 4) Press [2nd] [CALC] [2]. 5) When prompted for "Left Bound?", specify the left bound for x using the arrow keys or enter a value and press [ENTER]. 6) When prompted for "Right Bound?", specify the right bound for...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34516
Solution 13322: Using the RandInt() Function on the TI-84 Plus and TI-83 Plus.
...ue, if you have not previously, by following the steps in KB#34503. The randInt() function generates and displays a random integer within a range specified by lower and upper integer bounds for a specified number of trials. The syntax for the randInt() function is listed below. randInt( lower,up...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/13322
Solution 34655: Using the RandInt() Function on the TI-84 Plus CE and TI-84 Plus C Silver Edition.
...ue, if you have not previously, by following the steps in KB#34503. The randInt() function generates and displays a random integer within a range specified by lower and upper integer bounds for a specified number of trials. The syntax for the randInt() function is listed below. randInt( lower,u...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34655
Solution 11582: Finding the Zero of a Function on the TI-83 Plus and TI-84 Plus.
...ion: y = 2X + 4 Solution: 1) Press [Y=]. 2) Enter the function. 3) Press [GRAPH]. 4) Press [2nd] [CALC] [2]. 5) When prompted for "Left Bound?", specify the left bound for x using the arrow keys or enter a value and press [ENTER]. 6) When prompted for "Right Bound?", specify the right bound for...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11582
Solution 11758: Functionality of the Function Keys [F1 - F5] on the TI-83 Family, TI-89 Family, TI-92 Family and Voyage™ 200.
...on my graphing calculator and how are they used? The function keys [F1 - F5] are used to access certain menus and commands. Some calculator software applications (apps) will display "softkeys" on the screen that will correspond to these function keys. Also, keep in mind that on some graphing cal...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11758
Solution 10431: Finding the Zero, Minimum, or Maximum of a Function on the TI-85 or TI-86.
...t is being computed by pressing the up or down arrow. The number of the graph selected will be display in the top right corner of the screen. 3) Specify the left bound for x by either moving the trace cursor to the left of the root or by directly inputting a value and pressing [ENTER]. The Righ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10431
Solution 13323: Using the RandMat() Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
... the randMat() function is listed below. randMat(numRows,numColumns) The randMat() function returns a matrix of integers between -9 and 9 of the specified dimension. Reference the example provided below. Ex. Create a random generated matrix with 3 rows and 3 columns. • From the HOME screen pr...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13323
Solution 12650: Calculating Trigonometric Functions on the TI-81.
... is ideal for algebra, geometry, statistics, finance, and many other classes. The TI-84 Plus CE has an upgradeable operating system, several included Apps, a rechargeable battery and a USB cable to connect the handheld to your computer for downloading Apps, games, data, and more! Solution 12650...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12650
Solution 13321: Using the Rand() Function on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
... TI-92 family and Voyage 200 graphing calculators? The syntax for the rand() function is listed below.rand([n])Where n is an integer ¹ 0 • With no specified n, rand() returns the next random number between 0 and 1 in the sequence. Ex. rand(6) may return the result of 5• When n is a positive value...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13321
Solution 12645: Graphing a Function on the TI-80 and TI-81.
...hrough pre-algebra. Follow these steps to graph a function using the TI-80 or TI-81: • Press [Y=].• Enter the function. • Press [ZOOM] and select the appropriate zooming option, depending on the function being graphed. Example: Graph y=sin x Solution:• Press the [Y=] key. • Press the [SIN] key an...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12645
Solution 14291: Performing Cosecant, Cotangent and Cosine Functions on the TI-89 Family, TI-92 Plus and Voyage™ 200.
...nputting csc(60) will return the result of 1.1547. Please Note: The results provided above are based on the calculator being in DEGREE Angle mode and APPROXIMATE Exact/Approx mode. Please see the TI-89 family, TI-92 family and Voyage 200 guidebooks for additional information. Solution 14291: Pe...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14291
Solution 12172: Using the Ans() function on the TI-89 Titanium and Voyage™ 200 Graphing Calculators.
...graphing calculators? The ans() function returns a previous answer from the Home screen history area.If an integer is used as an argument, it will specify which answer to recall. The valid range of integer that can be used is 1 to 99 and cannot be an expression. The default is one, representing t...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12172
Solution 12165: The cFactor() function on The TI-89 Family, TI-92 Plus, and Voyage™ 200 Graphing Calculators.
...or function is cFactor(expression1[,var]) cFactor(list1[,var]) cFactor(matrix1[,var) Note: What is inside the [] is optional. When used without precising the variable, the cFactor(expression1) returns the expression1 factored with respect to all its variables over a common denominator. express...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12165
Solution 12096: Graphing a Step Function on the TI-89 Family, TI-92 Family, or Voyage™ 200 Graphing Calculators.
...s [ENTER]. 6) Graph the function by pressing [GREEN DIAMOND] [R] (Use [GREEN DIAMOND] [F3] on the TI-89 Family). Please Note: If the graphed points appear connected, go back into the Y= Editor screen, highlight the int(x) function by using the directional arrows on the keyboard, Press [F6] for ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12096
Solution 11835: Decreasing the Calculation Time Needed for the nSolve() Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... the TI-89 family, TI-92 family, and Voyage 200 graphing calculators? The nSolve() function uses symbolic techniques to simplify the equation before applying the search technique. Depending on the equation, this simplification can take significant time. For example, solving the Time-Value-of-Mon...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11835
Solution 11795: Using the deSolve() Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...2 family, and Voyage 200. The syntax for deSolve() is: deSolve(ODE,independentvar,dependentvar) The deSolve function returns an equations that explicitly or implicitly specifies the general solution to the 1st or 2nd ordinary differential equation (ODE). Example: 1) Go to the home screen, p...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11795
Solution 11842: Algorithm Used for Symbolic Integration Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...rval, computing the difference of the limit of an antiderivative at the upper and lower integration limits. Except in exact mode, nInt() is used were applicable when symbolic methods don't succeed. Solution 11842: Algorithm Used for Symbolic Integration Function on the TI-89 Family, TI-92 Famil...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11842
Solution 14292: Performing Hyperbolic Cosecant, Cotangent and Cosine Functions on the TI-89 Family, TI-92 Plus and Voyage™ 200.
...3: Inputting csch(1.2) will return the result of 0.662488. Note: The result provided above are based on the calculator being in DEGREE Angle mode and APPROXIMATE Exact/Approx mode. For additional instructions, refer to the online guidebook for your calculator. Solution 14292: Performing Hyperbol...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/14292
Solution 11764: Graphing a Function and the Slope Field Based on that Function using a TI-89 Titanium, TI-92 Plus or Voyage™ 200 Graphing Calculators.
...Go to Y= and type in the function. For example, use y=x^2. • Press [MODE] • Press [F2]. • Change Split Screen to Left-Right. • Change Split Screen 1 App to Y= Editor. • Change Split Screen 2 App to Y= Editor. • Change Number of Graphs to 2. • Change Graph 2 to Diff Equations. • Press Enter to...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11764
Solution 10580: Finding the Area Below a Function Using a TI-86.
...the area below a function using a TI-86, the command FnInt or the graphing integral function can be used. The FnInt function, which finds a numerical approximation for a definite integral, uses the following syntax: FnInt(expression, variable name, lower limit, upper limit) NOTE: To access thi...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10580
Solution 10410: Algorithm for the Solver Function on the TI-85 and TI-86.
...or a function evaluation of opposite sign (positive in this case). Subtractive cancellation can be observed; which is a fact of life for fixed precision arithmetic in evaluating polynomials at multiple roots. Plot the equation y2=sign(y1)*abs log y1 in the window [-1.000001 -.999999] by [-1...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10410