Solution 34884: Using the rand() Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ue, if you have not previously, by following the steps in KB#34503. The proper syntax for using the rand( function is listed below: rand(number of trials) The rand( function returns a random number between 0 and 1 for the specified number of trials. To generate 3 random numbers between 0 and 1,...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34884
Solution 11892: Running a Program from the Archive Memory on a Graphing Calculator with FLASH Technology.
...ledge Base Search Can I run a program that is in the archive memory on a graphing calculator with FLASH technology? Programs, functions, variables, etc. stored in the archive memory cannot be executed. They must first be unarchived and placed in the RAM. Flash calculators have two typ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11892
Solution 11918: Calculating and Graphing a Linear Regressions on the TI-83 Plus.
... coefficients (a and b). It will store the regression equation to your Y1 function. The correlation coefficient (r and r^2) will be displayed if the diagnostics are on. Please Note: To turn the diagnostics on, from the home screen, press the [2ND] key and then press the [CATALOG] key. Then in th...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11918
Solution 34846: Graphing a Normal PDF Function and Displaying the Normal Distribution Curve on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...and example listed below. WINDOW settings guidelines: 1) The Xmin value should be the "Mean" or "Average" value minus 3 or 4 times the "Standard Deviation" value. When using 3 times the Standard Deviation, the Normal Distribution curve will be graphed, however, the "tails" of the graph will not...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34846
Solution 34833: Opening Picture Files and Background Files on the TI-84 Plus CE and TI-84 Plus C Silver Edition.
... and press [2:RecallPic]. 2) Press [VARS] and choose 4:Picture & Background to view a list pictures on the calculator. 3) Select the picture variable you wish to display then press [ENTER] to select the picture. 4) Press [Enter] one additional time to display the picture. To open back...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34833
Solution 34631: Storing a Function to a List on the TI-84 Plus Family of Graphing Calculators.
...This means that the list will update based on changes to the value. For instance: • Press [5] [STO>] [ALPHA] [A] [ENTER] (stores the value 5 in variable A) • Press [ALPHA] ["] [2nd] [List] [Right] [5] • Press [ALPHA] [A] [x] [X,T,O,n] [Down] [X,T,O,n] [Down] [1] [Down] [5] [Down] [Down] [Enter...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.
... How do I use the fMin( ) function on the TI-83 Plus and TI-84 Plus family of graphing 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 ...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.
...h How do I use the fMax function on the TI-83 Plus and TI-84 Plus family of graphing 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 bel...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34615
Solution 34591: Using the Numeric Solver on the TI-84 Plus CE and TI-84 Plus C Silver Edition.
...n. This is optional, but it may help find the solution more quickly. The default is bound= {-1E99, 1E99} The solution is displayed next to the variable for which you solved. A solid square in the first column marks the variable for which you solved and indicates that the equation is balanced....https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34591
Solution 34534: Solving a Quadratic Equation Using Numeric Solver on the TI-84 Plus CE and TI-84 Plus C Silver Edition.
...a quadratic equation, two different guesses must be entered into the solver to find both solutions. After finding the first solution, enter a new initial guess or new bounds to look for the second solution. Follow the steps below to solve the example equation: x2=5x-6. 1) Press [MATH] [ALPHA] [...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34534
Solution 34506: Calculating and Graphing a Linear Regression on the TI-84 Plus family of graphing calculators.
... coefficients (a and b). It will store the regression equation to your Y1 function. The correlation coefficient (r and r^2) will be displayed if the diagnostics are on. Note: To turn the diagnostics on, from the home screen, press [2ND] [CATALOG]. Then in the catalog press [ALPHA] [D] to go down ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34506
Solution 12006: Using the Numeric Solver on the TI-84 Plus and TI-83 Plus.
...n. This is optional, but it may help find the solution more quickly. The default is bound= {-1E99, 1E99} The solution is displayed next to the variable for which you solved. A solid square in the first column marks the variable for which you solved and indicates that the equation is balanced....https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/12006
Solution 11985: Transferring Data Between the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ht arrow] key to highlight RECEIVE and then press [ENTER]. The receiving unit will display "Waiting...". On the sending unit: 8) Press [ENTER] to initiate the data transfer. Please Note: The steps above can also be used to transfer programs, apps, functions and pictures between the TI-83 Plus an...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11985
Solution 34654: Graphing a Polar Rose on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...e, the graph mode setting will need to be changed to Polar graphing. To do this: 1) Press [mode] 2) Press [↓] [↓] [enter] to set the calculator to Radian mode. 3) Press [↓] [→] [→] to highlight Polar mode and press [enter] Example: Graph the function 8sin(2.5q) 1) Press [Y=] to access the Y= edi...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34654
Solution 34425: Entering Measured Angles in Gradients on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators
... The TI-83 Plus and TI-84 Plus family of graphing calculators do not have the capability of measuring an angle in gradients mode (only degrees and radians are used). Gradient is used widely in Europe by geographers and architects. It is defined by setting the right angle (p/2, 90°) to 100 grads. ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34425
Solution 11966: Graphing Inequalities on the TI-83 Plus and TI-84 Plus.
...r Y1=, input 3x+2. 2) Repeatedly press the left arrow key until the symbol to the left of Y1 is flashing. Press the [ENTER] key repeatedly until a triangle pointing to the lower part is displayed. This will change the graph style to shade below the function (this style was chosen because the sol...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11966
Solution 34717: Graphing Angle Measures on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ric equations. This is done because the standard function graphing mode is limited to solving for Y= functions in which the "x" is the independent variable and "y" is the dependent variable. Follow the steps below to graph an angle measure: 1) Press [mode] then [↓] [↓] [↓] [→] to select PARAMETRI...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34717
Solution 34712: Graphing a Polar Equation on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...w can I graph an equation in polar mode on the TI-83 Plus and TI-84 Plus family of graphing calculators? Polar equations can be graphed in either Radian or Degree mode. Follow the steps below to graph the equation r=1-sinq Example : 1) Press [mode] [↓] [↓] [enter]. 2) Press [↓] [→] [→] [enter]. ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34712
Solution 12746: Connecting the TI-Presenter™ to a ViewScreen™ Calculator.
... To disconnect push slightly on the sides of the connector to release it. • On the TI-Presenter, set the TV format switch to NTSC or PAL, as appropriate. • Plug the power cable into a wall outlet. The power indicator flash a few times, then it turns green. • Turn on the TV and select the video ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/12746
Solution 12660: Equations Used to Calculate Linear Regressions on TI Graphing Calculators.
...ns are used to calculate linear regressions on TI graphing calculators? Typically, math classes use the form ax+b or mx+b (this ties into how polynomials are presented: ax2+bx+c). However, statistics classes often use the form a+bx. The TI-81 and the TI-85 use the form typically used in statisti...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/12660
Solution 13924: TI TestGuard 2.0™Quick Start Instructions.
... and OS 2.40 (or above) can have functionality disabled rather than deleted. The functionality can be re-enabled once the exam is over. • Set the initial angle to the desired preference. DEGREE is the factory default. • Select the initial setting for Stat Diagnostics, which offers the ability to ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/13924
Solution 11366:Maximizing a Linear Function with the Inequality Graphing Application on the TI-83 Plus and TI-84 Plus.
...ality Graphing application. Example: Maximize the profit, P= 3X+2Y, for quantities of two products, X and Y, given the following constraints on materials and time: X30, Y30 Y+X≥10 3X+Y≥15 Solution: • Press [APPS] to display the list of application on the calculator. • Select Inequal (or Inequa...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11366
Solution 11759: Graph of the Absolute Value of the Square Root of X Differs on the TI-83 Family, TI-84 Plus C Silver Edition, or TI-84 Plus Family Graphing Calculator and on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...ode when solving for the absolute value of the square root of a negative number, the message ERR:NONREAL ANS is displayed. This is because an intermediate answer, the square root of a negative number, is imaginary. If the TI-83 family, TI-84 Plus C Silver Edition, or TI-84 Plus family calculator ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11759
Solution 34921: Graphing a Vector on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... the P>Rx( function onto the home screen. 3) Press [5] [,] [3] [0] [ ) ]. 4) Press [STO>] [X,T,theta,n] [ENTER] (the Rx value is now stored to the variable X). 5) Press [2nd] [APPS] [8] to access the ANGLE menu and paste the P>Ry( function onto the home screen. 6) Press [5] [,] [3] [0] [ ) ]. 7)...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34921
Solution 11893: Saving Text to a TI Graphing Calculator.
...items. Procedure for the TI-92: Opening a new file in the text editor: 1) Press [APPS] [9] [3] 2) Input the name of the file in the box marked variable 3) Press [ENTER] [ENTER] 4) Now input the text information Recalling a file in the text editor: 1) Press [APPS] [9] [2] 2) Select the va...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11893