Solution 21690: Multiplying a Matrix Row by a Value on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...he home screen of the calculator. 5) Press [2nd] [MATRIX], scroll over to MATH, scroll down to E: *row( and press [ENTER]. This will paste the *row( command onto the home screen. 6) The syntax for the *row( command is: *row(single mulitplied value,matrix name,matrix row). 7) For this example, in...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/21690
Solution 12215: Exchanges or Upgrades of TI Graphing Calculators.
...e: The OS on flash products such as the TI-83 Plus family, TI-84 Plus family and TI-89 family, can be upgraded electronically with the TI Connect™ software. The OS on TI-Nspire™ and TI-Nspire CAS Handhelds, can be upgraded electronically. Please see additional updating instructions for TI-Nspire ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/warranty-replacement-options/12215
Solution 34507: Performing Polar and Rectangular Conversions on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... The examples below demonstrate how to perform polar to rectangular and rectangular to polar coordinate conversions. Converting coordinates requires two separate operations, one for each point in an ordered pair. For Example: Convert polar coordinates (1, p) to rectangular coordinates using P►R...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34507
Solution 14860: TI TestGuard™ 2.0 App May Not Set the Degree Angle Mode Setting on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ardless of the version of the current OS (operating system) installed on the calculator. However, if the student presses any keys while the 'Transfer Complete' screen is displayed on the receiving calculator, TI TestGuard 2.0 will fail to change the mode settings. To ensure that TI TestGuard comp...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/14860
Solution 12192: Graph of Certain Functions in Polar Mode Displays Negative Values on TI Graphing Calculators.
...ually converted to a positive (which affects the q value). For example, the point (-(2), -p/4) is equal to ((2), 3p/4). Notice that the difference between the two numbers is that • The sign of r has changed from negative to positive. • We added p to the q value (in radians). Example 1: Graph of ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/12192
Solution 11989: Solving a Quadratic Equation Using Numeric Solver on the TI-83 Plus and TI-84 Plus.
...-Nspire handheld in TI-84 Plus mode? The numeric "Solver" feature is limited to solving for only one solution at a time. Because there are generally two solutions for a quadratic equation, two different guesses must be entered into the solver to find both solutions. After finding the first solut...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11989
Solution 11973: Viewing Text Files on the TI-83 Plus and TI-84 Plus.
... I view text files on a TI-83 Plus family, TI-84 Plus family, or TI-Nspire handheld in TI-84 Plus mode? With the NoteFolio™ Flash App installed on a compatible TI graphing calculator, it is possible to create, as well as open and view saved text files. Follow the procedure below to open up a te...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11973
Solution 11936: Changing the Language to English on the TI-83 Plus, TI-84 Plus, and TI-84 Plus C Silver Edition.
...e: 1) Press the [APPS] key. 2) Under the applications listed, select the language currently on the calculator (for example, if the calculator is in Spanish, select Espanol) and press [ENTER]. 3) On the Language Localization screen, the choice to select a language is given. Press [2] for Eng...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11936
Solution 11929: Calculating P-value on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... Edition, TI-84 Plus family, or TI-Nspire in TI-84 Plus mode? First the TI-83 Plus family, TI-84 Plus family, or TI-Nspire in TI-84 Plus mode will compute all the one-variable statistics (mean of x, s, n, etc.). Then the standard error is computed (s/n). After computing the standard error, th...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11929
Solution 11913: Accessing Constants on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... family, TI-84 Plus family, or the TI-Nspire Handheld in TI-84 Plus Mode include built-in constants. However, the Science Tools app contains the most common constants. Once the Science Tools app has been loaded on the handheld, the constants can be accessed following the steps below: • Press [A...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11913
Solution 11771: Graphing Slope Fields on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ators? The TI-83 Plus and TI-84 Plus family of graphing calculators do not have the ability to graph Slope Fields. This feature is only available on Computer Algebra System (CAS) calculators such as the TI-89 Titanium or TI-Nspire CX II CAS. Please see the TI-83 Plus and TI-84 Plus Family guideb...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11771
Solution 12008: Using the TI-83 Plus and TI-84 Plus Family of Graphing Calculators for Biology and Statistics.
...ly, TI-84 Plus family, or TI-Nspire handheld in TI-84 Plus mode into a science tutorial by presenting basic science topics, and testing the students' comprehension with applicable activities. Students are taken step-by-step through science topics such as the scientific method and precision and ac...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/12008
Solution 11691: Adjusting the Contrast on a TI Graphing Calculator.
...he minus key (to lighten) or plus key (to darken). To adjust the contrast on a TI-Nspire or TI-Nspire CAS: 1) Press and release [ON]. 2) Alternate between the [ctrl] key and the minus key to lighten. 3) Alternate between the [ctrl] key and the plus key to darken. If the screen still cannot be ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11691
Solution 11740: Displaying Radicals in Answers on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...4 Plus mode do not have the functionality to display radicals in the solution. This type of functionality can only be found on products that have the Computer Algebra System (CAS) such as the TI-89 Titanium or TI-Nspire CX II CAS. Therefore, a square root symbol (radical) cannot be displayed in t...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11740
Solution 12664: Syntax Error using the TI Graphing Calculators
...amily of products Knowledge Base Knowledge Base Search What is a syntax error? A syntax error means that the command used contains an error. Look for misplaced functions, parentheses, commas, or arguments. Please refer to the Graphing calculator guidebooks...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/12664
Properties of Trapezoids and Kites
Students investigate the properties of trapezoids, isosceles trapezoids, and kites by measuring sides and angles in the figures and by constructing and measuring the diagonals of the figures. By dragging vertices of each figure, they can make and test conjectures by seeing which properties hold t...https://education.ti.com/en/activity/detail/properties-of-trapezoids-and-kites
Cyclic Quadrilaterals
Students will explore cyclic quadrilaterals and their properties.https://education.ti.com/en/activity/detail/cyclic-quadrilaterals_2