Solution 35314: Finding Critical Points Using the TI-Nspire™ CAS Family.
...e following function: f(x)= x^3+x^2-5x-5 The first step to finding the critical points is to differentiate the above function: 1) Press [home] and choose to add a Calculator. 2) Press [menu] [4] [1]. 3) Press [X] [tab]. 4) Press [X] [^] [3] [tab]. 5) Press [+] [X] [x2] [-] [5] [X] [-] [5] [,] [...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/35314
Solution 12216: Graph of nDer(sin(x)) on Graphing Calculators is Different in Degrees and Radians.
...t in degrees and radians? The graph is different in degrees and radians because the derivative is different. In radians, the derivative of sin(x) is cos(x). In degree mode, the derivative of sin(x) is (p*cos(x))/180. This effectively returns a radian result for the derivative. Please see the grap...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/12216
Solution 11885: Guidelines and Precautions for Replacing Batteries in TI Graphing Calculators.
...e the AAA or AA batteries are replaced. Removing both batteries at the same time will cause information in the memory of a graphing calculator to be lost. Safety precautions: 5) Do not place non-rechargeable batteries in battery recharger. 6) Do not incinerate batteries. 7) Properly dispose...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11885
Solution 36094: Creating A Box Plot Using The TI-Nspire™ Family Products
...1, 2, 2, 4, 7} In a new document, press [menu] and select [4] to insert the Lists & Spreadsheets Application. Arrow to the top of the left most column. Name it "a" by pressing [a] [enter]. In cell A1, press [7] [enter] [2] [enter] [2] [enter] [4] [enter] [7] [enter]. ...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/36094
Solution 11782: Performing Polar Complex Number Calculations in Degree Mode on Graphing Calculators.
...tween 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. Radian mode is recommended for complex number calculations. Please see the approp...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11782
Solution 36114: Keypad Shortcuts With The TI-Nspire™ Family Products
...e equipped with a variety of keyboard shortcuts. There are shortcuts for inserting new pages, copying, pasting, and much more. To view a listing of those shortcuts, please view pages 16 - 20 of the attached guide.If you have any questions about the information listed in this guide please contact ...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/36114
Solution 11357: Useful Calculator Software Applications (Apps) that Can Help With Chemistry on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... information or study for tests. • NoteFolio™ App: - Take lab notes on a TI calculator using the TI Keyboard, and then import the documents into Microsoft® Word software. Solution 11357: Useful Calculator Software Applications (Apps) that Can Help With Chemistry on the TI-83 Plus and TI-84 Plus...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11357
Solution 26990: Version Number Error Using Catalog Help On The TI-84 Plus™ Family.
...ing system version 2.53 or higher, and Catalog Help 1.0 will give a "version number error" if you attempt to run it on the newer operating system. To download the latest version of Catalog help, please visit the link below: https://education.ti.com/en/software/details/en/4A72374E5E8C4AB6926F9B20A...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/26990
Solution 29610: Performing A 2-Samp Z Test on the TI-Nspire™ Family Products.
...List 2: {108, 115, 126, 92, 146} Population Standard Deviation 1: 16.6493 Population Standard Deviation 2: 18.0621 Solution: 1) Press [home], and choose "Add Lists & Spreadsheet." 2) Scroll to the top of column A, and input "list_1" in the cell with the "A" label. To input an underscore, pres...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/29610
Solution 11877: Battery Voltage Required to Power a TI Graphing Calculator.
...r AAA batteries. When the battery power decreases through use, the contrast on the calculator's screen may need to be adjusted to compensate for the loss of power. In most cases, the batteries will need to be changed when the reduction in voltage reaches about 4.0 to 4.2 volts. The above figures...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11877
Solution 22550: Finding the Circumference of a Circle or the Perimeter of a Shape Using the TI-Nspire™ Family Products.
...on the circle, use the arrow keys and move the cursor to any point on the circle. When the circle is "bold", this means it has been selected. 7) A "ghost" of the circumference measurement value will be displayed. Press [enter] to set the circumference value. 8) If desired, use the arrow keys to ...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/22550
Solution 34424: Coefficient (r-Values) are not Displayed When Calculating Statistical Regressions on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...and scrolling down to options 7, 8 and 9. The r-values are not automatically displayed with the regression models. The handheld has the option to choose if the results for r, r2 or R2 will be displayed when the regression is calculated. The default is to not display the diagnostics (r, r2 or R2)...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/34424
Solution 23150: Guidelines for Linking or Using Linked Variables on the TI-Nspire™ Family Products.
...nce all applications are linked to the same variables, if a linked variable is deleted from any application, then all references to the variable are lost. • If the linked variable is changed in the original application, the change is reflected in all linked usages. • Variables cannot be linked be...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/general-information/23150
Solution 26830: Definition of LEDs on the TI-Nspire™ Handheld and Wireless Cradle.
...for battery and the other for wireless activity. Handheld IndicatorsAttaching the cradle to the handheld and turning the cradle switch into the ON position will change the status indicator from a battery status to a cradle status. Wireless CradleThe wireless cradles connect directly to the TI-N...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/general-information/26830
Solution 22951: Translating, Rotating, or Stretching a Graphed Function Using the TI-Nspire™ Family Products.
...ponential function; y=exp(a*x+b)+c Exponential function; y=b*exp(a*x)+c Exponential function; y=d*exp(a*x+b)+c Logarithmic function; y=a*ln(c*x+b)+d Cosinusoidal function; y=a*cos(c*x+b)+d • To insert the Graphs application, press [home] [1] [2]. The cursor will blink to the right of f1(x)=, indi...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/22951
Solution 24070: Unable to Change a Function into a Family of Functions From the Calculator Application Using the TI-Nspire™ Family.
...on will update the entry line but not the graph. To redefine a function to a family of functions please follow the steps below. • Press [home] and choose to add a Graphs Application. This is the second option of icons listed at the bottom. • Press [X] [enter]. • Press [home] and choose to add ...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/24070
Solution 38066: TI-84 Plus CE Program does NOT work when using COLOR menu Values for LED COLOR selections or RGB LED selections.
...in the Prgm Menu selections the program will not work.Example:For(I,1,10)Send("SET COLOR.RED ON")Wait .5Send("SET COLOR.RED OFF")Wait .5EndYou may choose to change the color attribute which requires a string representation of RED, BLUE, or GREEN. If you choose to select a COLOR from the COLOR me...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/38066
Solution 24550: Creating a Slider to Change the Length of the Radius of a Regular Polygon or Circle Using the TI-Nspire™ Family.
...nused part of the graph screen and press [enter]. • Press [var] and press [enter] when radius is found. • Hold down on the [click] until the hand closes on the slider. • Using the arrow keys, move the slider left or right to change the value of the radius variable, thus changing the size of the...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/24550
Solution 24651: Graphing a Categorical List Using the TI-Nspire™ Family Handheld and Computer Software.
... family handheld and computer software To graph a categorical list, follow the example below to graph the months of the year. • Press [home] and choose to add a Lists & Spreadsheet application.This will be the third option from the icons listed at the bottom. • Scroll to the very top of column...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/24651
Solution 24690: Solving Systems of Linear Equations Using the TI-Nspire™ Family Products.
...) equations can be written: x+y=20 and 0.25x+0.10y=3.50. 1) Press [home] [1] to create a new document. If prompted to save the existing document, choose "Yes" or "No". Press [1] to insert the Calculator application. 2) Press [menu] [3] [7] [2] to access the Solve System of Linear Equations... te...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/24690
Solution 31891: Calculating Measurements for Length, Area, Slope, and Angles Using the TI-Nspire™ Family Handhelds.
...or to the desired area and press [enter] again to set the slope value. Angle Angle is used to find the angle between two lines. You can either choose from existing lines on the graph or create new ones. It can display the answer in radians or degrees, depending on your mode setting. To find ...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/31891
Solution 24790: Simultaneously Solving a System of Nonlinear Equations on the TI-Nspire™ Family Handheld.
...eld? Solve a system of nonlinear simultaneous equations on the TI-Nspire family handheld by locating the intersection points on their graphs. The purpose is to solve the system of two equations and two unknowns. The example below will guide you through solving for the intersection point(s) for x...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/24790
Solution 12003: Troubleshooting a TI-83 Plus Family or TI-84 Plus Family Calculator that Displays Garbage Collecting... for More Than 20 Minutes.
...but the space is not actually available until after the next garbage collection. If garbage collecting is more than 20 minutes, the calculator has possibly locked up and will need to be reset. The reset procedure will delete all the items that are in the memory of the graphing calculator. Use t...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/12003
Solution 40403: Correcting Syntax Error when Subtracting or Using Negative Numbers on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...In TI-84 Plus CE Operating System version 5.7 and newer, the TI-84 Plus CE inserts the multiplication symbol [*] once the expression is evaluated. In OS versions 5.0 to 5.6, the implied multiplication is carried out, but no symbol is inserted. TI-83 Plus, TI-84 Plus, and TI-84 Plus C Silver Editi...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/40403
Solution 22234: TI-Nspire™ Family Handheld Showing Busy Signal for an Extended Period of Time When Doing Complex Calculations.
...lation, please see the below instructions:• Press and hold the [on] key.• After a few seconds an error "BREAK" message will appear• Press [tab] to choose from either "View" "Go To" or "Cancel".• Press [enter] on any one of these options to cancel the calculation.Please see the TI-Nspire CX, TI-Ns...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/22234