Solution 18889: Notifications When a Package has been Received at the Service Department.
...received by the service department? The service department and Customer Service Professionals do not have the ability to send out notifications of incoming/outgoing packages. If a replacement has not been received within the three to four week cycle time, please contact TI-Cares. Solution 1888...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/warranty-replacement-options/18889
Solution 32291: Rounding Numbers on the TI-Nspire™ Family.
... How do I round numbers on the TI-Nspire family? The TI-Nspire family line of products have several options for rounding numbers that include the commands Round, Floor, and Ceiling. Round - The round command rounds the inputed number based upon the number of significant digits. As example to...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/32291
Solution 12065: nSolve() (Numeric Solve) Function Algorithm for the TI-89 Family, TI-92 Family, Voyage 200 and TI-Nspire™ CAS Family Products.
... The algorithm used for nSolve() by the TI-89 family, TI-92 family, Voyage 200 and TI-Nspire CAS family products is described below. nSolve() uses a combination of bisection and the secant method, as described in Shampine and Allen Numerical Computing: An Introduction, W.B. Saunders Co., 1973. ...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/12065
Solution 21431: Graphing Piecewise Functions on the TI-Nspire™ Family Products.
...ph piecewise functions using the TI-Nspire family products? To graph piecewise functions using the TI-Nspire family handhelds or the TI-Nspire family computer software, follow the example listed below. Texas Instruments recommends all TI-Nspire family users update the operating system of the hand...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/21431
Solution 21770: Finding the Minimum, Maximum, and Zeros of a Function Using the TI-Nspire™ Family Products.
...roducts? To find the minimum, maximum, and zeros of a function using a TI-Nspire family product, follow the example listed below. Texas Instruments recommends all TI-Nspire family users update the handheld to the latest operating system. More information on the latest operating system can be foun...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/21770
Solution 12633: Purchasing Replacement Parts and Accessories From Texas Instruments.
...tivity cables, and accessories are available for purchase from the TI-Online Store. Guidebooks are also available electronically on the education.ti.com website. Replacement parts and accessories can also be purchased by calling TI-Cares and using a major credit card. Solution 12633: Purchasin...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/purchase-check-order-status/12633
Solution 34516: Finding the Zero of a Function on the TI-84 Plus CE and TI-84 Plus C Silver Edition.
... on the TI-84 Plus CE and TI-84 Plus C Silver Edition? To find the zero of a function on the TI-84 Plus CE and TI-84 Plus C Silver Edition, the zero command will need to be used. Please refer to the following example. For Example: Find the zero of the function: y = 2X + 4 1) Press [Y=]. 2) Ent...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.
...: Find three random integers between 1 and 6: 1) Press [MATH] 2) Press the [Right Arrow] three times to go to the PRB menu 3) Press [5] to select the command randInt 4) Press [1] [,] [6] [,] [3] [)] 5) Press [ENTER] Please Note: The numbers you receive may be different then the numbers displayed...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/13322
Solution 11134: Editing Programs and Typing Using the TI Keyboard Without Using the NoteFolio™ App.
...I-84 Plus family of products Knowledge Base Knowledge Base Search Can I edit programs or type within the calculator and apps (other than NoteFolio app) using the TI Keyboard? Using the TI Keyboard, it is not possible to edit programs or type within apps (o...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11134
Solution 16652: Availability of the Texas Instruments Key Fonts.
...Base Knowledge Base Search I am looking to create documents for my students which show the actual keys of my TI-84 Plus calculator? Where can I download the key font files? Using the Texas Instruments key fonts, educators have the ability to create documents which conta...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/16652
Solution 13924: TI TestGuard 2.0™Quick Start Instructions.
...s Knowledge Base Knowledge Base Search How do I quickly setup the TI TestGuard 2.0 app to get my student calculators ready for exams? Solution 13924: TI TestGuard 2.0™Quick Start Instructions. To quickly setup the TI TestGuard 2.0 app to get the ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/13924
Solution 11582: Finding the Zero of a Function on the TI-83 Plus and TI-84 Plus.
... How do I find the zero of a function on the TI-83 Plus and TI-84 Plus? To find the zero of a function on the TI-83 Plus and TI-84 Plus, the zero command will need to be used. Please refer to the following example. Example: Find the zero of the function: y = 2X + 4 Solution: 1) Press [Y=]. ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11582
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 28630: Clearing and Deleting Lists using the Stats/List Editor Application on the TI-89 Family and Voyage™ 200.
...TI-89 Family and Voyage™ 200. website Home | Other Graphing Calculator products Knowledge Base Knowledge Base Search How can I clear the lists in the Stats/List Editor App...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/28630
Solution 15629: Graphing Functions with Fractional Powers on Texas Instruments Products Where X < 0.
Solution 15629: Graphing Functions with Fractional Powers on Texas Instruments Products Where X 1 is never zero or Ð.) However, for x=0 or when y can be expressed as a rational number p/q, with q odd. However, as mentioned above, the principal branch of x^y is not real for x0 because the deriva...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/general-information/15629
Solution 34291: Converting from Decimal to Hexadecimal, Binary, and Octal Using the TI-36X Pro.
...e TI-36X Pro. website Home | Scientific, elementary & basic calculators Knowledge Base Knowledge Base Search How do I convert a decimal value to hexadecimal, binary and octal using the...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/34291
Solution 22310: Correcting the Error Message Variable is Locked, Protected, or Archived on the TI-89 Family, TI-92 Family and Voyage™ 200.
...TI-92 Family and Voyage™ 200. website Home | Other Graphing Calculator products Knowledge Base Knowledge Base Search How do I resolve the error message, Variable is Locked...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/22310
Solution 33793: Performing Unit Conversions on the TI-36X Pro.
...e TI-36X Pro. website Home | Scientific, elementary & basic calculators Knowledge Base Knowledge Base Search How do I perform unit conversions using the TI-36X Pro scientific calculato...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/33793
Phosphate Analysis
One method of measuring the phosphate concentration is by using a Colorimeter. This instrument measures the amount of light transmitted through a sample at a given wavelength. The amount of light absorbed is mathematically related to the concentration of the solution.https://education.ti.com/en/activity/detail/phosphate-analysis
Practice with Chemical Word Equations
In this activity, students will learn about chemical word equations: what they are, how they are written and key terms (i.e., reactants and products) associated with word equations.https://education.ti.com/en/activity/detail/practice-with-chemical-word-equations
Mole Activity
This activity is intended to help students gain an understanding of the mole concept. By determining the molar mass of the element at each station, students will be able to identify the element. Students will learn that the molar mass of each element is unique and different, although the number...https://education.ti.com/en/activity/detail/mole-activity
Finding the % salt in seawater
In this experiment, students are asked to collect data in order to prepare a calibration curve showing the relationship between the % of salt and the mass of salt water. Using this graph, students will be able to determine the concentration of salt in a sample of ocean water. The activity provid...https://education.ti.com/en/activity/detail/finding-the--salt-in-seawater